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Finding the Fourth Proportional to 29,915.31, 44,862.39 and 8,849.73

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Solution

The fourth proportional to 29,915.31, 44,862.39 and 8,849.73 is: 13,271.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,915.31 : 44,862.39 = 8,849.73 : x
  2. Step 2: Convert to fraction form
    29,915.31/44,862.39 = 8,849.73/x
  3. Step 3: Cross multiply
    29,915.31x = 44,862.39 × 8,849.73
  4. Step 4: Simplify right side
    29,915.31x = 397,020,038.65
  5. Step 5: Solve for x
    x = 397,020,038.65/29,915.31
  6. Step 6: Final answer
    x = 13,271.47

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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.