Home / 29,143.02-43,704.45-18,032.70

Finding the Fourth Proportional to 29,143.02, 43,704.45 and 18,032.70

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Solution

The fourth proportional to 29,143.02, 43,704.45 and 18,032.70 is: 27,042.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,143.02 : 43,704.45 = 18,032.70 : x
  2. Step 2: Convert to fraction form
    29,143.02/43,704.45 = 18,032.70/x
  3. Step 3: Cross multiply
    29,143.02x = 43,704.45 × 18,032.70
  4. Step 4: Simplify right side
    29,143.02x = 788,109,235.52
  5. Step 5: Solve for x
    x = 788,109,235.52/29,143.02
  6. Step 6: Final answer
    x = 27,042.81

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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.