Home / 48,139.93-66,434.92-26,919.15

Finding the Fourth Proportional to 48,139.93, 66,434.92 and 26,919.15

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Solution

The fourth proportional to 48,139.93, 66,434.92 and 26,919.15 is: 37,149.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,139.93 : 66,434.92 = 26,919.15 : x
  2. Step 2: Convert to fraction form
    48,139.93/66,434.92 = 26,919.15/x
  3. Step 3: Cross multiply
    48,139.93x = 66,434.92 × 26,919.15
  4. Step 4: Simplify right side
    48,139.93x = 1,788,371,260.29
  5. Step 5: Solve for x
    x = 1,788,371,260.29/48,139.93
  6. Step 6: Final answer
    x = 37,149.44

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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.