Home / 48,575.80-67,036.26-28,434.56

Finding the Fourth Proportional to 48,575.80, 67,036.26 and 28,434.56

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Solution

The fourth proportional to 48,575.80, 67,036.26 and 28,434.56 is: 39,240.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,575.80 : 67,036.26 = 28,434.56 : x
  2. Step 2: Convert to fraction form
    48,575.80/67,036.26 = 28,434.56/x
  3. Step 3: Cross multiply
    48,575.80x = 67,036.26 × 28,434.56
  4. Step 4: Simplify right side
    48,575.80x = 1,906,146,557.15
  5. Step 5: Solve for x
    x = 1,906,146,557.15/48,575.80
  6. Step 6: Final answer
    x = 39,240.66

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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.