Home / 60,024.41-90,036.61-20,581.86

Finding the Fourth Proportional to 60,024.41, 90,036.61 and 20,581.86

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Solution

The fourth proportional to 60,024.41, 90,036.61 and 20,581.86 is: 30,872.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,024.41 : 90,036.61 = 20,581.86 : x
  2. Step 2: Convert to fraction form
    60,024.41/90,036.61 = 20,581.86/x
  3. Step 3: Cross multiply
    60,024.41x = 90,036.61 × 20,581.86
  4. Step 4: Simplify right side
    60,024.41x = 1,853,121,303.85
  5. Step 5: Solve for x
    x = 1,853,121,303.85/60,024.41
  6. Step 6: Final answer
    x = 30,872.80

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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.