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Finding the Fourth Proportional to 24,417.86, 36,601.88 and 9,620.78

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Solution

The fourth proportional to 24,417.86, 36,601.88 and 9,620.78 is: 14,421.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,417.86 : 36,601.88 = 9,620.78 : x
  2. Step 2: Convert to fraction form
    24,417.86/36,601.88 = 9,620.78/x
  3. Step 3: Cross multiply
    24,417.86x = 36,601.88 × 9,620.78
  4. Step 4: Simplify right side
    24,417.86x = 352,138,403.95
  5. Step 5: Solve for x
    x = 352,138,403.95/24,417.86
  6. Step 6: Final answer
    x = 14,421.35

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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.