Home / 22,605.63-31,195.61-12,534.08

Finding the Fourth Proportional to 22,605.63, 31,195.61 and 12,534.08

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Solution

The fourth proportional to 22,605.63, 31,195.61 and 12,534.08 is: 17,296.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,605.63 : 31,195.61 = 12,534.08 : x
  2. Step 2: Convert to fraction form
    22,605.63/31,195.61 = 12,534.08/x
  3. Step 3: Cross multiply
    22,605.63x = 31,195.61 × 12,534.08
  4. Step 4: Simplify right side
    22,605.63x = 391,008,115.41
  5. Step 5: Solve for x
    x = 391,008,115.41/22,605.63
  6. Step 6: Final answer
    x = 17,296.94

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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.