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Finding the Fourth Proportional to 50,478.72, 75,663.72 and 24,127.44

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Solution

The fourth proportional to 50,478.72, 75,663.72 and 24,127.44 is: 36,165.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,478.72 : 75,663.72 = 24,127.44 : x
  2. Step 2: Convert to fraction form
    50,478.72/75,663.72 = 24,127.44/x
  3. Step 3: Cross multiply
    50,478.72x = 75,663.72 × 24,127.44
  4. Step 4: Simplify right side
    50,478.72x = 1,825,571,864.48
  5. Step 5: Solve for x
    x = 1,825,571,864.48/50,478.72
  6. Step 6: Final answer
    x = 36,165.18

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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.