Home / 40,247.52-55,541.40-22,342.68

Finding the Fourth Proportional to 40,247.52, 55,541.40 and 22,342.68

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Solution

The fourth proportional to 40,247.52, 55,541.40 and 22,342.68 is: 30,832.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,247.52 : 55,541.40 = 22,342.68 : x
  2. Step 2: Convert to fraction form
    40,247.52/55,541.40 = 22,342.68/x
  3. Step 3: Cross multiply
    40,247.52x = 55,541.40 × 22,342.68
  4. Step 4: Simplify right side
    40,247.52x = 1,240,943,726.95
  5. Step 5: Solve for x
    x = 1,240,943,726.95/40,247.52
  6. Step 6: Final answer
    x = 30,832.80

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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.