Home / 14,903.96-22,321.90-7,118.28

Finding the Fourth Proportional to 14,903.96, 22,321.90 and 7,118.28

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Solution

The fourth proportional to 14,903.96, 22,321.90 and 7,118.28 is: 10,661.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,903.96 : 22,321.90 = 7,118.28 : x
  2. Step 2: Convert to fraction form
    14,903.96/22,321.90 = 7,118.28/x
  3. Step 3: Cross multiply
    14,903.96x = 22,321.90 × 7,118.28
  4. Step 4: Simplify right side
    14,903.96x = 158,893,534.33
  5. Step 5: Solve for x
    x = 158,893,534.33/14,903.96
  6. Step 6: Final answer
    x = 10,661.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.