Home / 25,826.11-38,743.72-13,342.66

Finding the Fourth Proportional to 25,826.11, 38,743.72 and 13,342.66

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Solution

The fourth proportional to 25,826.11, 38,743.72 and 13,342.66 is: 20,016.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,826.11 : 38,743.72 = 13,342.66 : x
  2. Step 2: Convert to fraction form
    25,826.11/38,743.72 = 13,342.66/x
  3. Step 3: Cross multiply
    25,826.11x = 38,743.72 × 13,342.66
  4. Step 4: Simplify right side
    25,826.11x = 516,944,152.88
  5. Step 5: Solve for x
    x = 516,944,152.88/25,826.11
  6. Step 6: Final answer
    x = 20,016.34

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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.