Home / 24,379.20-33,645.54-15,311.16

Finding the Fourth Proportional to 24,379.20, 33,645.54 and 15,311.16

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Solution

The fourth proportional to 24,379.20, 33,645.54 and 15,311.16 is: 21,130.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,379.20 : 33,645.54 = 15,311.16 : x
  2. Step 2: Convert to fraction form
    24,379.20/33,645.54 = 15,311.16/x
  3. Step 3: Cross multiply
    24,379.20x = 33,645.54 × 15,311.16
  4. Step 4: Simplify right side
    24,379.20x = 515,152,246.23
  5. Step 5: Solve for x
    x = 515,152,246.23/24,379.20
  6. Step 6: Final answer
    x = 21,130.81

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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.