Home / 52,075.20-71,857.30-29,414.47

Finding the Fourth Proportional to 52,075.20, 71,857.30 and 29,414.47

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Solution

The fourth proportional to 52,075.20, 71,857.30 and 29,414.47 is: 40,588.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,075.20 : 71,857.30 = 29,414.47 : x
  2. Step 2: Convert to fraction form
    52,075.20/71,857.30 = 29,414.47/x
  3. Step 3: Cross multiply
    52,075.20x = 71,857.30 × 29,414.47
  4. Step 4: Simplify right side
    52,075.20x = 2,113,644,212.47
  5. Step 5: Solve for x
    x = 2,113,644,212.47/52,075.20
  6. Step 6: Final answer
    x = 40,588.30

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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.