Home / 52,238.10-72,090.22-29,576.70

Finding the Fourth Proportional to 52,238.10, 72,090.22 and 29,576.70

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Solution

The fourth proportional to 52,238.10, 72,090.22 and 29,576.70 is: 40,816.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,238.10 : 72,090.22 = 29,576.70 : x
  2. Step 2: Convert to fraction form
    52,238.10/72,090.22 = 29,576.70/x
  3. Step 3: Cross multiply
    52,238.10x = 72,090.22 × 29,576.70
  4. Step 4: Simplify right side
    52,238.10x = 2,132,190,809.87
  5. Step 5: Solve for x
    x = 2,132,190,809.87/52,238.10
  6. Step 6: Final answer
    x = 40,816.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.