Home / 15,082.32-22,586.55-7,690.26

Finding the Fourth Proportional to 15,082.32, 22,586.55 and 7,690.26

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Solution

The fourth proportional to 15,082.32, 22,586.55 and 7,690.26 is: 11,516.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,082.32 : 22,586.55 = 7,690.26 : x
  2. Step 2: Convert to fraction form
    15,082.32/22,586.55 = 7,690.26/x
  3. Step 3: Cross multiply
    15,082.32x = 22,586.55 × 7,690.26
  4. Step 4: Simplify right side
    15,082.32x = 173,696,442.00
  5. Step 5: Solve for x
    x = 173,696,442.00/15,082.32
  6. Step 6: Final answer
    x = 11,516.56

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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.