Home / 15,322.10-22,961.22-8,734.70

Finding the Fourth Proportional to 15,322.10, 22,961.22 and 8,734.70

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Solution

The fourth proportional to 15,322.10, 22,961.22 and 8,734.70 is: 13,089.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,322.10 : 22,961.22 = 8,734.70 : x
  2. Step 2: Convert to fraction form
    15,322.10/22,961.22 = 8,734.70/x
  3. Step 3: Cross multiply
    15,322.10x = 22,961.22 × 8,734.70
  4. Step 4: Simplify right side
    15,322.10x = 200,559,253.53
  5. Step 5: Solve for x
    x = 200,559,253.53/15,322.10
  6. Step 6: Final answer
    x = 13,089.55

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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.