Home / 40,868.55-56,398.23-22,965.12

Finding the Fourth Proportional to 40,868.55, 56,398.23 and 22,965.12

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Solution

The fourth proportional to 40,868.55, 56,398.23 and 22,965.12 is: 31,691.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,868.55 : 56,398.23 = 22,965.12 : x
  2. Step 2: Convert to fraction form
    40,868.55/56,398.23 = 22,965.12/x
  3. Step 3: Cross multiply
    40,868.55x = 56,398.23 × 22,965.12
  4. Step 4: Simplify right side
    40,868.55x = 1,295,192,119.74
  5. Step 5: Solve for x
    x = 1,295,192,119.74/40,868.55
  6. Step 6: Final answer
    x = 31,691.66

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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.