Home / 40,191.26-55,463.71-22,288.91

Finding the Fourth Proportional to 40,191.26, 55,463.71 and 22,288.91

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Solution

The fourth proportional to 40,191.26, 55,463.71 and 22,288.91 is: 30,758.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,191.26 : 55,463.71 = 22,288.91 : x
  2. Step 2: Convert to fraction form
    40,191.26/55,463.71 = 22,288.91/x
  3. Step 3: Cross multiply
    40,191.26x = 55,463.71 × 22,288.91
  4. Step 4: Simplify right side
    40,191.26x = 1,236,225,640.46
  5. Step 5: Solve for x
    x = 1,236,225,640.46/40,191.26
  6. Step 6: Final answer
    x = 30,758.57

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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.