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Finding the Fourth Proportional to 16,374.65, 22,597.03 and 9,660.29

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Solution

The fourth proportional to 16,374.65, 22,597.03 and 9,660.29 is: 13,331.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,374.65 : 22,597.03 = 9,660.29 : x
  2. Step 2: Convert to fraction form
    16,374.65/22,597.03 = 9,660.29/x
  3. Step 3: Cross multiply
    16,374.65x = 22,597.03 × 9,660.29
  4. Step 4: Simplify right side
    16,374.65x = 218,293,814.64
  5. Step 5: Solve for x
    x = 218,293,814.64/16,374.65
  6. Step 6: Final answer
    x = 13,331.20

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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.