Home / 52,074.20-71,862.36-29,718.20

Finding the Fourth Proportional to 52,074.20, 71,862.36 and 29,718.20

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Solution

The fourth proportional to 52,074.20, 71,862.36 and 29,718.20 is: 41,011.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,074.20 : 71,862.36 = 29,718.20 : x
  2. Step 2: Convert to fraction form
    52,074.20/71,862.36 = 29,718.20/x
  3. Step 3: Cross multiply
    52,074.20x = 71,862.36 × 29,718.20
  4. Step 4: Simplify right side
    52,074.20x = 2,135,619,986.95
  5. Step 5: Solve for x
    x = 2,135,619,986.95/52,074.20
  6. Step 6: Final answer
    x = 41,011.10

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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.