Home / 29,158.42-43,738.30-10,439.74

Finding the Fourth Proportional to 29,158.42, 43,738.30 and 10,439.74

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Solution

The fourth proportional to 29,158.42, 43,738.30 and 10,439.74 is: 15,659.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,158.42 : 43,738.30 = 10,439.74 : x
  2. Step 2: Convert to fraction form
    29,158.42/43,738.30 = 10,439.74/x
  3. Step 3: Cross multiply
    29,158.42x = 43,738.30 × 10,439.74
  4. Step 4: Simplify right side
    29,158.42x = 456,616,480.04
  5. Step 5: Solve for x
    x = 456,616,480.04/29,158.42
  6. Step 6: Final answer
    x = 15,659.85

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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.