Home / 40,031.36-55,229.76-23,250.56

Finding the Fourth Proportional to 40,031.36, 55,229.76 and 23,250.56

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Solution

The fourth proportional to 40,031.36, 55,229.76 and 23,250.56 is: 32,077.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,031.36 : 55,229.76 = 23,250.56 : x
  2. Step 2: Convert to fraction form
    40,031.36/55,229.76 = 23,250.56/x
  3. Step 3: Cross multiply
    40,031.36x = 55,229.76 × 23,250.56
  4. Step 4: Simplify right side
    40,031.36x = 1,284,122,848.67
  5. Step 5: Solve for x
    x = 1,284,122,848.67/40,031.36
  6. Step 6: Final answer
    x = 32,077.92

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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.