Home / 50,717.92-76,002.48-28,574.08

Finding the Fourth Proportional to 50,717.92, 76,002.48 and 28,574.08

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Solution

The fourth proportional to 50,717.92, 76,002.48 and 28,574.08 is: 42,819.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,717.92 : 76,002.48 = 28,574.08 : x
  2. Step 2: Convert to fraction form
    50,717.92/76,002.48 = 28,574.08/x
  3. Step 3: Cross multiply
    50,717.92x = 76,002.48 × 28,574.08
  4. Step 4: Simplify right side
    50,717.92x = 2,171,700,943.72
  5. Step 5: Solve for x
    x = 2,171,700,943.72/50,717.92
  6. Step 6: Final answer
    x = 42,819.20

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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.