Home / 47,414.59-65,433.42-28,305.45

Finding the Fourth Proportional to 47,414.59, 65,433.42 and 28,305.45

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Solution

The fourth proportional to 47,414.59, 65,433.42 and 28,305.45 is: 39,062.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,414.59 : 65,433.42 = 28,305.45 : x
  2. Step 2: Convert to fraction form
    47,414.59/65,433.42 = 28,305.45/x
  3. Step 3: Cross multiply
    47,414.59x = 65,433.42 × 28,305.45
  4. Step 4: Simplify right side
    47,414.59x = 1,852,122,398.14
  5. Step 5: Solve for x
    x = 1,852,122,398.14/47,414.59
  6. Step 6: Final answer
    x = 39,062.29

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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.