Home / 40,824.90-56,331.18-22,920.66

Finding the Fourth Proportional to 40,824.90, 56,331.18 and 22,920.66

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Solution

The fourth proportional to 40,824.90, 56,331.18 and 22,920.66 is: 31,626.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,824.90 : 56,331.18 = 22,920.66 : x
  2. Step 2: Convert to fraction form
    40,824.90/56,331.18 = 22,920.66/x
  3. Step 3: Cross multiply
    40,824.90x = 56,331.18 × 22,920.66
  4. Step 4: Simplify right side
    40,824.90x = 1,291,147,824.18
  5. Step 5: Solve for x
    x = 1,291,147,824.18/40,824.90
  6. Step 6: Final answer
    x = 31,626.48

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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.