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Finding the Fourth Proportional to 16,609.41, 22,908.02 and 10,641.64

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Solution

The fourth proportional to 16,609.41, 22,908.02 and 10,641.64 is: 14,677.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,609.41 : 22,908.02 = 10,641.64 : x
  2. Step 2: Convert to fraction form
    16,609.41/22,908.02 = 10,641.64/x
  3. Step 3: Cross multiply
    16,609.41x = 22,908.02 × 10,641.64
  4. Step 4: Simplify right side
    16,609.41x = 243,778,901.95
  5. Step 5: Solve for x
    x = 243,778,901.95/16,609.41
  6. Step 6: Final answer
    x = 14,677.16

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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.