Home / 48,138.71-66,434.49-26,917.97

Finding the Fourth Proportional to 48,138.71, 66,434.49 and 26,917.97

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Solution

The fourth proportional to 48,138.71, 66,434.49 and 26,917.97 is: 37,148.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,138.71 : 66,434.49 = 26,917.97 : x
  2. Step 2: Convert to fraction form
    48,138.71/66,434.49 = 26,917.97/x
  3. Step 3: Cross multiply
    48,138.71x = 66,434.49 × 26,917.97
  4. Step 4: Simplify right side
    48,138.71x = 1,788,281,707.58
  5. Step 5: Solve for x
    x = 1,788,281,707.58/48,138.71
  6. Step 6: Final answer
    x = 37,148.52

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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.