Home / 40,161.91-55,423.58-22,257.22

Finding the Fourth Proportional to 40,161.91, 55,423.58 and 22,257.22

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Solution

The fourth proportional to 40,161.91, 55,423.58 and 22,257.22 is: 30,715.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,161.91 : 55,423.58 = 22,257.22 : x
  2. Step 2: Convert to fraction form
    40,161.91/55,423.58 = 22,257.22/x
  3. Step 3: Cross multiply
    40,161.91x = 55,423.58 × 22,257.22
  4. Step 4: Simplify right side
    40,161.91x = 1,233,574,813.25
  5. Step 5: Solve for x
    x = 1,233,574,813.25/40,161.91
  6. Step 6: Final answer
    x = 30,715.04

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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.