Home / 25,440.38-38,167.50-12,292.76

Finding the Fourth Proportional to 25,440.38, 38,167.50 and 12,292.76

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Solution

The fourth proportional to 25,440.38, 38,167.50 and 12,292.76 is: 18,442.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,440.38 : 38,167.50 = 12,292.76 : x
  2. Step 2: Convert to fraction form
    25,440.38/38,167.50 = 12,292.76/x
  3. Step 3: Cross multiply
    25,440.38x = 38,167.50 × 12,292.76
  4. Step 4: Simplify right side
    25,440.38x = 469,184,058.82
  5. Step 5: Solve for x
    x = 469,184,058.82/25,440.38
  6. Step 6: Final answer
    x = 18,442.50

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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.