Home / 25,516.52-38,258.33-12,182.30

Finding the Fourth Proportional to 25,516.52, 38,258.33 and 12,182.30

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Solution

The fourth proportional to 25,516.52, 38,258.33 and 12,182.30 is: 18,265.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,516.52 : 38,258.33 = 12,182.30 : x
  2. Step 2: Convert to fraction form
    25,516.52/38,258.33 = 12,182.30/x
  3. Step 3: Cross multiply
    25,516.52x = 38,258.33 × 12,182.30
  4. Step 4: Simplify right side
    25,516.52x = 466,074,344.82
  5. Step 5: Solve for x
    x = 466,074,344.82/25,516.52
  6. Step 6: Final answer
    x = 18,265.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.