Home / 52,140.24-71,959.32-29,784.24

Finding the Fourth Proportional to 52,140.24, 71,959.32 and 29,784.24

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Solution

The fourth proportional to 52,140.24, 71,959.32 and 29,784.24 is: 41,105.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,140.24 : 71,959.32 = 29,784.24 : x
  2. Step 2: Convert to fraction form
    52,140.24/71,959.32 = 29,784.24/x
  3. Step 3: Cross multiply
    52,140.24x = 71,959.32 × 29,784.24
  4. Step 4: Simplify right side
    52,140.24x = 2,143,253,657.12
  5. Step 5: Solve for x
    x = 2,143,253,657.12/52,140.24
  6. Step 6: Final answer
    x = 41,105.56

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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.