Home / 22,037.99-30,408.14-13,088.30

Finding the Fourth Proportional to 22,037.99, 30,408.14 and 13,088.30

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Solution

The fourth proportional to 22,037.99, 30,408.14 and 13,088.30 is: 18,059.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,037.99 : 30,408.14 = 13,088.30 : x
  2. Step 2: Convert to fraction form
    22,037.99/30,408.14 = 13,088.30/x
  3. Step 3: Cross multiply
    22,037.99x = 30,408.14 × 13,088.30
  4. Step 4: Simplify right side
    22,037.99x = 397,990,739.44
  5. Step 5: Solve for x
    x = 397,990,739.44/22,037.99
  6. Step 6: Final answer
    x = 18,059.31

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Half scale
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Double scale
Find fourth proportional to 22,038.99, 30,409.52 and 13,089.30
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.