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Finding the Fourth Proportional to 29,915.85, 44,874.81 and 10,191.81

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Solution

The fourth proportional to 29,915.85, 44,874.81 and 10,191.81 is: 15,288.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,915.85 : 44,874.81 = 10,191.81 : x
  2. Step 2: Convert to fraction form
    29,915.85/44,874.81 = 10,191.81/x
  3. Step 3: Cross multiply
    29,915.85x = 44,874.81 × 10,191.81
  4. Step 4: Simplify right side
    29,915.85x = 457,355,537.31
  5. Step 5: Solve for x
    x = 457,355,537.31/29,915.85
  6. Step 6: Final answer
    x = 15,288.07

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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.