Home / 56,442.50-84,652.91-28,355.03

Finding the Fourth Proportional to 56,442.50, 84,652.91 and 28,355.03

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Solution

The fourth proportional to 56,442.50, 84,652.91 and 28,355.03 is: 42,527.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,442.50 : 84,652.91 = 28,355.03 : x
  2. Step 2: Convert to fraction form
    56,442.50/84,652.91 = 28,355.03/x
  3. Step 3: Cross multiply
    56,442.50x = 84,652.91 × 28,355.03
  4. Step 4: Simplify right side
    56,442.50x = 2,400,335,660.86
  5. Step 5: Solve for x
    x = 2,400,335,660.86/56,442.50
  6. Step 6: Final answer
    x = 42,527.10

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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.