Home / 16,091.13-22,201.59-9,712.68

Finding the Fourth Proportional to 16,091.13, 22,201.59 and 9,712.68

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Solution

The fourth proportional to 16,091.13, 22,201.59 and 9,712.68 is: 13,400.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,091.13 : 22,201.59 = 9,712.68 : x
  2. Step 2: Convert to fraction form
    16,091.13/22,201.59 = 9,712.68/x
  3. Step 3: Cross multiply
    16,091.13x = 22,201.59 × 9,712.68
  4. Step 4: Simplify right side
    16,091.13x = 215,636,939.16
  5. Step 5: Solve for x
    x = 215,636,939.16/16,091.13
  6. Step 6: Final answer
    x = 13,400.98

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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.