Home / 25,899.52-38,826.24-9,479.68

Finding the Fourth Proportional to 25,899.52, 38,826.24 and 9,479.68

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Solution

The fourth proportional to 25,899.52, 38,826.24 and 9,479.68 is: 14,211.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,899.52 : 38,826.24 = 9,479.68 : x
  2. Step 2: Convert to fraction form
    25,899.52/38,826.24 = 9,479.68/x
  3. Step 3: Cross multiply
    25,899.52x = 38,826.24 × 9,479.68
  4. Step 4: Simplify right side
    25,899.52x = 368,060,330.80
  5. Step 5: Solve for x
    x = 368,060,330.80/25,899.52
  6. Step 6: Final answer
    x = 14,211.09

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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.