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Finding the Fourth Proportional to 16,635.03, 24,957.66 and 9,978.92

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Solution

The fourth proportional to 16,635.03, 24,957.66 and 9,978.92 is: 14,971.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,635.03 : 24,957.66 = 9,978.92 : x
  2. Step 2: Convert to fraction form
    16,635.03/24,957.66 = 9,978.92/x
  3. Step 3: Cross multiply
    16,635.03x = 24,957.66 × 9,978.92
  4. Step 4: Simplify right side
    16,635.03x = 249,050,367.74
  5. Step 5: Solve for x
    x = 249,050,367.74/16,635.03
  6. Step 6: Final answer
    x = 14,971.44

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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.