Home / 40,548.89-55,954.23-22,642.83

Finding the Fourth Proportional to 40,548.89, 55,954.23 and 22,642.83

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Solution

The fourth proportional to 40,548.89, 55,954.23 and 22,642.83 is: 31,245.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,548.89 : 55,954.23 = 22,642.83 : x
  2. Step 2: Convert to fraction form
    40,548.89/55,954.23 = 22,642.83/x
  3. Step 3: Cross multiply
    40,548.89x = 55,954.23 × 22,642.83
  4. Step 4: Simplify right side
    40,548.89x = 1,266,962,117.67
  5. Step 5: Solve for x
    x = 1,266,962,117.67/40,548.89
  6. Step 6: Final answer
    x = 31,245.30

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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.