Home / 29,381.88-44,068.32-9,660.78

Finding the Fourth Proportional to 29,381.88, 44,068.32 and 9,660.78

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Solution

The fourth proportional to 29,381.88, 44,068.32 and 9,660.78 is: 14,489.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,381.88 : 44,068.32 = 9,660.78 : x
  2. Step 2: Convert to fraction form
    29,381.88/44,068.32 = 9,660.78/x
  3. Step 3: Cross multiply
    29,381.88x = 44,068.32 × 9,660.78
  4. Step 4: Simplify right side
    29,381.88x = 425,734,344.49
  5. Step 5: Solve for x
    x = 425,734,344.49/29,381.88
  6. Step 6: Final answer
    x = 14,489.69

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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.