Home / 40,449.42-55,818.65-22,543.56

Finding the Fourth Proportional to 40,449.42, 55,818.65 and 22,543.56

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Solution

The fourth proportional to 40,449.42, 55,818.65 and 22,543.56 is: 31,109.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,449.42 : 55,818.65 = 22,543.56 : x
  2. Step 2: Convert to fraction form
    40,449.42/55,818.65 = 22,543.56/x
  3. Step 3: Cross multiply
    40,449.42x = 55,818.65 × 22,543.56
  4. Step 4: Simplify right side
    40,449.42x = 1,258,351,141.75
  5. Step 5: Solve for x
    x = 1,258,351,141.75/40,449.42
  6. Step 6: Final answer
    x = 31,109.25

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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.