Home / 12,793.95-19,177.56-5,392.17

Finding the Fourth Proportional to 12,793.95, 19,177.56 and 5,392.17

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Solution

The fourth proportional to 12,793.95, 19,177.56 and 5,392.17 is: 8,082.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,793.95 : 19,177.56 = 5,392.17 : x
  2. Step 2: Convert to fraction form
    12,793.95/19,177.56 = 5,392.17/x
  3. Step 3: Cross multiply
    12,793.95x = 19,177.56 × 5,392.17
  4. Step 4: Simplify right side
    12,793.95x = 103,408,663.71
  5. Step 5: Solve for x
    x = 103,408,663.71/12,793.95
  6. Step 6: Final answer
    x = 8,082.62

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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.