Home / 15,376.91-23,084.80-13,082.99

Finding the Fourth Proportional to 15,376.91, 23,084.80 and 13,082.99

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Solution

The fourth proportional to 15,376.91, 23,084.80 and 13,082.99 is: 19,641.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,376.91 : 23,084.80 = 13,082.99 : x
  2. Step 2: Convert to fraction form
    15,376.91/23,084.80 = 13,082.99/x
  3. Step 3: Cross multiply
    15,376.91x = 23,084.80 × 13,082.99
  4. Step 4: Simplify right side
    15,376.91x = 302,018,059.42
  5. Step 5: Solve for x
    x = 302,018,059.42/15,376.91
  6. Step 6: Final answer
    x = 19,641.02

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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.