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Finding the Fourth Proportional to 16,724.88, 25,070.94 and 9,332.88

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Solution

The fourth proportional to 16,724.88, 25,070.94 and 9,332.88 is: 13,990.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,724.88 : 25,070.94 = 9,332.88 : x
  2. Step 2: Convert to fraction form
    16,724.88/25,070.94 = 9,332.88/x
  3. Step 3: Cross multiply
    16,724.88x = 25,070.94 × 9,332.88
  4. Step 4: Simplify right side
    16,724.88x = 233,984,074.51
  5. Step 5: Solve for x
    x = 233,984,074.51/16,724.88
  6. Step 6: Final answer
    x = 13,990.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.