Home / 25,091.46-34,622.28-14,479.08

Finding the Fourth Proportional to 25,091.46, 34,622.28 and 14,479.08

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Solution

The fourth proportional to 25,091.46, 34,622.28 and 14,479.08 is: 19,978.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,091.46 : 34,622.28 = 14,479.08 : x
  2. Step 2: Convert to fraction form
    25,091.46/34,622.28 = 14,479.08/x
  3. Step 3: Cross multiply
    25,091.46x = 34,622.28 × 14,479.08
  4. Step 4: Simplify right side
    25,091.46x = 501,298,761.90
  5. Step 5: Solve for x
    x = 501,298,761.90/25,091.46
  6. Step 6: Final answer
    x = 19,978.86

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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.