Home / 40,466.24-55,841.28-22,319.92

Finding the Fourth Proportional to 40,466.24, 55,841.28 and 22,319.92

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Solution

The fourth proportional to 40,466.24, 55,841.28 and 22,319.92 is: 30,800.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,466.24 : 55,841.28 = 22,319.92 : x
  2. Step 2: Convert to fraction form
    40,466.24/55,841.28 = 22,319.92/x
  3. Step 3: Cross multiply
    40,466.24x = 55,841.28 × 22,319.92
  4. Step 4: Simplify right side
    40,466.24x = 1,246,372,902.30
  5. Step 5: Solve for x
    x = 1,246,372,902.30/40,466.24
  6. Step 6: Final answer
    x = 30,800.31

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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.