Home / 25,371.92-35,020.28-14,763.60

Finding the Fourth Proportional to 25,371.92, 35,020.28 and 14,763.60

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Solution

The fourth proportional to 25,371.92, 35,020.28 and 14,763.60 is: 20,377.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,371.92 : 35,020.28 = 14,763.60 : x
  2. Step 2: Convert to fraction form
    25,371.92/35,020.28 = 14,763.60/x
  3. Step 3: Cross multiply
    25,371.92x = 35,020.28 × 14,763.60
  4. Step 4: Simplify right side
    25,371.92x = 517,025,442.72
  5. Step 5: Solve for x
    x = 517,025,442.72/25,371.92
  6. Step 6: Final answer
    x = 20,377.86

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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.