Home / 34,377.96-47,449.62-22,420.47

Finding the Fourth Proportional to 34,377.96, 47,449.62 and 22,420.47

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Solution

The fourth proportional to 34,377.96, 47,449.62 and 22,420.47 is: 30,945.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,377.96 : 47,449.62 = 22,420.47 : x
  2. Step 2: Convert to fraction form
    34,377.96/47,449.62 = 22,420.47/x
  3. Step 3: Cross multiply
    34,377.96x = 47,449.62 × 22,420.47
  4. Step 4: Simplify right side
    34,377.96x = 1,063,842,781.72
  5. Step 5: Solve for x
    x = 1,063,842,781.72/34,377.96
  6. Step 6: Final answer
    x = 30,945.49

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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.