Home / 40,246.08-60,359.76-15,288.72

Finding the Fourth Proportional to 40,246.08, 60,359.76 and 15,288.72

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Solution

The fourth proportional to 40,246.08, 60,359.76 and 15,288.72 is: 22,929.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,246.08 : 60,359.76 = 15,288.72 : x
  2. Step 2: Convert to fraction form
    40,246.08/60,359.76 = 15,288.72/x
  3. Step 3: Cross multiply
    40,246.08x = 60,359.76 × 15,288.72
  4. Step 4: Simplify right side
    40,246.08x = 922,823,469.91
  5. Step 5: Solve for x
    x = 922,823,469.91/40,246.08
  6. Step 6: Final answer
    x = 22,929.52

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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.