Home / 16,080.62-22,192.40-9,708.75

Finding the Fourth Proportional to 16,080.62, 22,192.40 and 9,708.75

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Solution

The fourth proportional to 16,080.62, 22,192.40 and 9,708.75 is: 13,398.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,080.62 : 22,192.40 = 9,708.75 : x
  2. Step 2: Convert to fraction form
    16,080.62/22,192.40 = 9,708.75/x
  3. Step 3: Cross multiply
    16,080.62x = 22,192.40 × 9,708.75
  4. Step 4: Simplify right side
    16,080.62x = 215,460,487.77
  5. Step 5: Solve for x
    x = 215,460,487.77/16,080.62
  6. Step 6: Final answer
    x = 13,398.77

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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.