Home / 29,143.28-43,704.18-10,418.24

Finding the Fourth Proportional to 29,143.28, 43,704.18 and 10,418.24

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Solution

The fourth proportional to 29,143.28, 43,704.18 and 10,418.24 is: 15,623.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,143.28 : 43,704.18 = 10,418.24 : x
  2. Step 2: Convert to fraction form
    29,143.28/43,704.18 = 10,418.24/x
  3. Step 3: Cross multiply
    29,143.28x = 43,704.18 × 10,418.24
  4. Step 4: Simplify right side
    29,143.28x = 455,320,417.72
  5. Step 5: Solve for x
    x = 455,320,417.72/29,143.28
  6. Step 6: Final answer
    x = 15,623.52

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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.