Home / 55,718.20-83,581.22-22,438.41

Finding the Fourth Proportional to 55,718.20, 83,581.22 and 22,438.41

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Solution

The fourth proportional to 55,718.20, 83,581.22 and 22,438.41 is: 33,659.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,718.20 : 83,581.22 = 22,438.41 : x
  2. Step 2: Convert to fraction form
    55,718.20/83,581.22 = 22,438.41/x
  3. Step 3: Cross multiply
    55,718.20x = 83,581.22 × 22,438.41
  4. Step 4: Simplify right side
    55,718.20x = 1,875,429,682.66
  5. Step 5: Solve for x
    x = 1,875,429,682.66/55,718.20
  6. Step 6: Final answer
    x = 33,659.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.