Home / 39,680.14-54,761.02-26,228.06

Finding the Fourth Proportional to 39,680.14, 54,761.02 and 26,228.06

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Solution

The fourth proportional to 39,680.14, 54,761.02 and 26,228.06 is: 36,196.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,680.14 : 54,761.02 = 26,228.06 : x
  2. Step 2: Convert to fraction form
    39,680.14/54,761.02 = 26,228.06/x
  3. Step 3: Cross multiply
    39,680.14x = 54,761.02 × 26,228.06
  4. Step 4: Simplify right side
    39,680.14x = 1,436,275,318.22
  5. Step 5: Solve for x
    x = 1,436,275,318.22/39,680.14
  6. Step 6: Final answer
    x = 36,196.33

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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.