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Finding the Fourth Proportional to 49,520, 74,288.18 and 24,560.86

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Solution

The fourth proportional to 49,520, 74,288.18 and 24,560.86 is: 36,845.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,520 : 74,288.18 = 24,560.86 : x
  2. Step 2: Convert to fraction form
    49,520/74,288.18 = 24,560.86/x
  3. Step 3: Cross multiply
    49,520x = 74,288.18 × 24,560.86
  4. Step 4: Simplify right side
    49,520x = 1,824,581,588.63
  5. Step 5: Solve for x
    x = 1,824,581,588.63/49,520
  6. Step 6: Final answer
    x = 36,845.35

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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.