Home / 40,538.76-55,949.09-22,634.93

Finding the Fourth Proportional to 40,538.76, 55,949.09 and 22,634.93

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Solution

The fourth proportional to 40,538.76, 55,949.09 and 22,634.93 is: 31,239.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,538.76 : 55,949.09 = 22,634.93 : x
  2. Step 2: Convert to fraction form
    40,538.76/55,949.09 = 22,634.93/x
  3. Step 3: Cross multiply
    40,538.76x = 55,949.09 × 22,634.93
  4. Step 4: Simplify right side
    40,538.76x = 1,266,403,342.79
  5. Step 5: Solve for x
    x = 1,266,403,342.79/40,538.76
  6. Step 6: Final answer
    x = 31,239.32

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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.