Home / 48,561.66-67,020.21-28,425.06

Finding the Fourth Proportional to 48,561.66, 67,020.21 and 28,425.06

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Solution

The fourth proportional to 48,561.66, 67,020.21 and 28,425.06 is: 39,229.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,561.66 : 67,020.21 = 28,425.06 : x
  2. Step 2: Convert to fraction form
    48,561.66/67,020.21 = 28,425.06/x
  3. Step 3: Cross multiply
    48,561.66x = 67,020.21 × 28,425.06
  4. Step 4: Simplify right side
    48,561.66x = 1,905,053,490.46
  5. Step 5: Solve for x
    x = 1,905,053,490.46/48,561.66
  6. Step 6: Final answer
    x = 39,229.58

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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.