Home / 50,472.83-75,612.21-28,218.71

Finding the Fourth Proportional to 50,472.83, 75,612.21 and 28,218.71

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Solution

The fourth proportional to 50,472.83, 75,612.21 and 28,218.71 is: 42,273.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,472.83 : 75,612.21 = 28,218.71 : x
  2. Step 2: Convert to fraction form
    50,472.83/75,612.21 = 28,218.71/x
  3. Step 3: Cross multiply
    50,472.83x = 75,612.21 × 28,218.71
  4. Step 4: Simplify right side
    50,472.83x = 2,133,679,026.45
  5. Step 5: Solve for x
    x = 2,133,679,026.45/50,472.83
  6. Step 6: Final answer
    x = 42,273.82

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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.