Home / 40,322.55-55,641.97-22,416.47

Finding the Fourth Proportional to 40,322.55, 55,641.97 and 22,416.47

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Solution

The fourth proportional to 40,322.55, 55,641.97 and 22,416.47 is: 30,932.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,322.55 : 55,641.97 = 22,416.47 : x
  2. Step 2: Convert to fraction form
    40,322.55/55,641.97 = 22,416.47/x
  3. Step 3: Cross multiply
    40,322.55x = 55,641.97 × 22,416.47
  4. Step 4: Simplify right side
    40,322.55x = 1,247,296,160.95
  5. Step 5: Solve for x
    x = 1,247,296,160.95/40,322.55
  6. Step 6: Final answer
    x = 30,932.97

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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.