Home / 14,372.78-21,559.18-4,512.92

Finding the Fourth Proportional to 14,372.78, 21,559.18 and 4,512.92

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Solution

The fourth proportional to 14,372.78, 21,559.18 and 4,512.92 is: 6,769.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,372.78 : 21,559.18 = 4,512.92 : x
  2. Step 2: Convert to fraction form
    14,372.78/21,559.18 = 4,512.92/x
  3. Step 3: Cross multiply
    14,372.78x = 21,559.18 × 4,512.92
  4. Step 4: Simplify right side
    14,372.78x = 97,294,854.61
  5. Step 5: Solve for x
    x = 97,294,854.61/14,372.78
  6. Step 6: Final answer
    x = 6,769.38

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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.