Home / 22,020.58-30,352.86-18,034.66

Finding the Fourth Proportional to 22,020.58, 30,352.86 and 18,034.66

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Solution

The fourth proportional to 22,020.58, 30,352.86 and 18,034.66 is: 24,858.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,020.58 : 30,352.86 = 18,034.66 : x
  2. Step 2: Convert to fraction form
    22,020.58/30,352.86 = 18,034.66/x
  3. Step 3: Cross multiply
    22,020.58x = 30,352.86 × 18,034.66
  4. Step 4: Simplify right side
    22,020.58x = 547,403,510.13
  5. Step 5: Solve for x
    x = 547,403,510.13/22,020.58
  6. Step 6: Final answer
    x = 24,858.72

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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.