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Finding the Fourth Proportional to 49,966.92, 74,953.62 and 14,910.12

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Solution

The fourth proportional to 49,966.92, 74,953.62 and 14,910.12 is: 22,366.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,966.92 : 74,953.62 = 14,910.12 : x
  2. Step 2: Convert to fraction form
    49,966.92/74,953.62 = 14,910.12/x
  3. Step 3: Cross multiply
    49,966.92x = 74,953.62 × 14,910.12
  4. Step 4: Simplify right side
    49,966.92x = 1,117,567,468.63
  5. Step 5: Solve for x
    x = 1,117,567,468.63/49,966.92
  6. Step 6: Final answer
    x = 22,366.15

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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.