Home / 15,082.58-22,600.78-6,312.72

Finding the Fourth Proportional to 15,082.58, 22,600.78 and 6,312.72

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Solution

The fourth proportional to 15,082.58, 22,600.78 and 6,312.72 is: 9,459.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,082.58 : 22,600.78 = 6,312.72 : x
  2. Step 2: Convert to fraction form
    15,082.58/22,600.78 = 6,312.72/x
  3. Step 3: Cross multiply
    15,082.58x = 22,600.78 × 6,312.72
  4. Step 4: Simplify right side
    15,082.58x = 142,672,395.92
  5. Step 5: Solve for x
    x = 142,672,395.92/15,082.58
  6. Step 6: Final answer
    x = 9,459.42

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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.