Home / 39,424.08-54,405.74-23,517.72

Finding the Fourth Proportional to 39,424.08, 54,405.74 and 23,517.72

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Solution

The fourth proportional to 39,424.08, 54,405.74 and 23,517.72 is: 32,454.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,424.08 : 54,405.74 = 23,517.72 : x
  2. Step 2: Convert to fraction form
    39,424.08/54,405.74 = 23,517.72/x
  3. Step 3: Cross multiply
    39,424.08x = 54,405.74 × 23,517.72
  4. Step 4: Simplify right side
    39,424.08x = 1,279,498,959.71
  5. Step 5: Solve for x
    x = 1,279,498,959.71/39,424.08
  6. Step 6: Final answer
    x = 32,454.76

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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.