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Finding the Fourth Proportional to 16,600.71, 22,909.05 and 9,047.19

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Solution

The fourth proportional to 16,600.71, 22,909.05 and 9,047.19 is: 12,485.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,600.71 : 22,909.05 = 9,047.19 : x
  2. Step 2: Convert to fraction form
    16,600.71/22,909.05 = 9,047.19/x
  3. Step 3: Cross multiply
    16,600.71x = 22,909.05 × 9,047.19
  4. Step 4: Simplify right side
    16,600.71x = 207,262,528.07
  5. Step 5: Solve for x
    x = 207,262,528.07/16,600.71
  6. Step 6: Final answer
    x = 12,485.16

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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.