Home / 39,456.15-54,449.56-22,460.41

Finding the Fourth Proportional to 39,456.15, 54,449.56 and 22,460.41

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Solution

The fourth proportional to 39,456.15, 54,449.56 and 22,460.41 is: 30,995.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,456.15 : 54,449.56 = 22,460.41 : x
  2. Step 2: Convert to fraction form
    39,456.15/54,449.56 = 22,460.41/x
  3. Step 3: Cross multiply
    39,456.15x = 54,449.56 × 22,460.41
  4. Step 4: Simplify right side
    39,456.15x = 1,222,959,168.61
  5. Step 5: Solve for x
    x = 1,222,959,168.61/39,456.15
  6. Step 6: Final answer
    x = 30,995.40

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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.