Home / 40,791.12-56,290.81-22,885.71

Finding the Fourth Proportional to 40,791.12, 56,290.81 and 22,885.71

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Solution

The fourth proportional to 40,791.12, 56,290.81 and 22,885.71 is: 31,581.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,791.12 : 56,290.81 = 22,885.71 : x
  2. Step 2: Convert to fraction form
    40,791.12/56,290.81 = 22,885.71/x
  3. Step 3: Cross multiply
    40,791.12x = 56,290.81 × 22,885.71
  4. Step 4: Simplify right side
    40,791.12x = 1,288,255,153.33
  5. Step 5: Solve for x
    x = 1,288,255,153.33/40,791.12
  6. Step 6: Final answer
    x = 31,581.75

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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.