Home / 40,311.59-55,630.20-22,408.26

Finding the Fourth Proportional to 40,311.59, 55,630.20 and 22,408.26

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Solution

The fourth proportional to 40,311.59, 55,630.20 and 22,408.26 is: 30,923.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,311.59 : 55,630.20 = 22,408.26 : x
  2. Step 2: Convert to fraction form
    40,311.59/55,630.20 = 22,408.26/x
  3. Step 3: Cross multiply
    40,311.59x = 55,630.20 × 22,408.26
  4. Step 4: Simplify right side
    40,311.59x = 1,246,575,985.45
  5. Step 5: Solve for x
    x = 1,246,575,985.45/40,311.59
  6. Step 6: Final answer
    x = 30,923.52

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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.