Home / 40,327.61-55,651.91-22,421.55

Finding the Fourth Proportional to 40,327.61, 55,651.91 and 22,421.55

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Solution

The fourth proportional to 40,327.61, 55,651.91 and 22,421.55 is: 30,941.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,327.61 : 55,651.91 = 22,421.55 : x
  2. Step 2: Convert to fraction form
    40,327.61/55,651.91 = 22,421.55/x
  3. Step 3: Cross multiply
    40,327.61x = 55,651.91 × 22,421.55
  4. Step 4: Simplify right side
    40,327.61x = 1,247,802,082.66
  5. Step 5: Solve for x
    x = 1,247,802,082.66/40,327.61
  6. Step 6: Final answer
    x = 30,941.63

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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.