Home / 16,088.32-22,189.36-9,708.26

Finding the Fourth Proportional to 16,088.32, 22,189.36 and 9,708.26

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Solution

The fourth proportional to 16,088.32, 22,189.36 and 9,708.26 is: 13,389.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,088.32 : 22,189.36 = 9,708.26 : x
  2. Step 2: Convert to fraction form
    16,088.32/22,189.36 = 9,708.26/x
  3. Step 3: Cross multiply
    16,088.32x = 22,189.36 × 9,708.26
  4. Step 4: Simplify right side
    16,088.32x = 215,419,959.10
  5. Step 5: Solve for x
    x = 215,419,959.10/16,088.32
  6. Step 6: Final answer
    x = 13,389.83

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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.