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Finding the Fourth Proportional to 29,917.17, 44,874.14 and 9,140.67

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Solution

The fourth proportional to 29,917.17, 44,874.14 and 9,140.67 is: 13,710.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,917.17 : 44,874.14 = 9,140.67 : x
  2. Step 2: Convert to fraction form
    29,917.17/44,874.14 = 9,140.67/x
  3. Step 3: Cross multiply
    29,917.17x = 44,874.14 × 9,140.67
  4. Step 4: Simplify right side
    29,917.17x = 410,179,659.57
  5. Step 5: Solve for x
    x = 410,179,659.57/29,917.17
  6. Step 6: Final answer
    x = 13,710.51

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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.