Home / 22,690.24-34,030.59-8,645.38

Finding the Fourth Proportional to 22,690.24, 34,030.59 and 8,645.38

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Solution

The fourth proportional to 22,690.24, 34,030.59 and 8,645.38 is: 12,966.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,690.24 : 34,030.59 = 8,645.38 : x
  2. Step 2: Convert to fraction form
    22,690.24/34,030.59 = 8,645.38/x
  3. Step 3: Cross multiply
    22,690.24x = 34,030.59 × 8,645.38
  4. Step 4: Simplify right side
    22,690.24x = 294,207,382.17
  5. Step 5: Solve for x
    x = 294,207,382.17/22,690.24
  6. Step 6: Final answer
    x = 12,966.25

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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.