Home / 40,422.08-55,785.48-23,431.52

Finding the Fourth Proportional to 40,422.08, 55,785.48 and 23,431.52

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Solution

The fourth proportional to 40,422.08, 55,785.48 and 23,431.52 is: 32,337.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,422.08 : 55,785.48 = 23,431.52 : x
  2. Step 2: Convert to fraction form
    40,422.08/55,785.48 = 23,431.52/x
  3. Step 3: Cross multiply
    40,422.08x = 55,785.48 × 23,431.52
  4. Step 4: Simplify right side
    40,422.08x = 1,307,138,590.33
  5. Step 5: Solve for x
    x = 1,307,138,590.33/40,422.08
  6. Step 6: Final answer
    x = 32,337.24

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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.