Home / 29,158.89-43,738.04-13,359.43

Finding the Fourth Proportional to 29,158.89, 43,738.04 and 13,359.43

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Solution

The fourth proportional to 29,158.89, 43,738.04 and 13,359.43 is: 20,039.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,158.89 : 43,738.04 = 13,359.43 : x
  2. Step 2: Convert to fraction form
    29,158.89/43,738.04 = 13,359.43/x
  3. Step 3: Cross multiply
    29,158.89x = 43,738.04 × 13,359.43
  4. Step 4: Simplify right side
    29,158.89x = 584,315,283.72
  5. Step 5: Solve for x
    x = 584,315,283.72/29,158.89
  6. Step 6: Final answer
    x = 20,039.01

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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.