Home / 55,442.48-76,510.66-29,948.85

Finding the Fourth Proportional to 55,442.48, 76,510.66 and 29,948.85

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Solution

The fourth proportional to 55,442.48, 76,510.66 and 29,948.85 is: 41,329.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,442.48 : 76,510.66 = 29,948.85 : x
  2. Step 2: Convert to fraction form
    55,442.48/76,510.66 = 29,948.85/x
  3. Step 3: Cross multiply
    55,442.48x = 76,510.66 × 29,948.85
  4. Step 4: Simplify right side
    55,442.48x = 2,291,406,279.74
  5. Step 5: Solve for x
    x = 2,291,406,279.74/55,442.48
  6. Step 6: Final answer
    x = 41,329.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.