Home / 48,694.59-67,215.29-28,557.99

Finding the Fourth Proportional to 48,694.59, 67,215.29 and 28,557.99

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Solution

The fourth proportional to 48,694.59, 67,215.29 and 28,557.99 is: 39,419.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,694.59 : 67,215.29 = 28,557.99 : x
  2. Step 2: Convert to fraction form
    48,694.59/67,215.29 = 28,557.99/x
  3. Step 3: Cross multiply
    48,694.59x = 67,215.29 × 28,557.99
  4. Step 4: Simplify right side
    48,694.59x = 1,919,533,436.88
  5. Step 5: Solve for x
    x = 1,919,533,436.88/48,694.59
  6. Step 6: Final answer
    x = 39,419.85

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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.