Home / 40,491.30-55,878.08-22,585.85

Finding the Fourth Proportional to 40,491.30, 55,878.08 and 22,585.85

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Solution

The fourth proportional to 40,491.30, 55,878.08 and 22,585.85 is: 31,168.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,491.30 : 55,878.08 = 22,585.85 : x
  2. Step 2: Convert to fraction form
    40,491.30/55,878.08 = 22,585.85/x
  3. Step 3: Cross multiply
    40,491.30x = 55,878.08 × 22,585.85
  4. Step 4: Simplify right side
    40,491.30x = 1,262,053,933.17
  5. Step 5: Solve for x
    x = 1,262,053,933.17/40,491.30
  6. Step 6: Final answer
    x = 31,168.52

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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.