Home / 22,805.02-31,474.08-12,734.11

Finding the Fourth Proportional to 22,805.02, 31,474.08 and 12,734.11

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Solution

The fourth proportional to 22,805.02, 31,474.08 and 12,734.11 is: 17,574.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,805.02 : 31,474.08 = 12,734.11 : x
  2. Step 2: Convert to fraction form
    22,805.02/31,474.08 = 12,734.11/x
  3. Step 3: Cross multiply
    22,805.02x = 31,474.08 × 12,734.11
  4. Step 4: Simplify right side
    22,805.02x = 400,794,436.21
  5. Step 5: Solve for x
    x = 400,794,436.21/22,805.02
  6. Step 6: Final answer
    x = 17,574.84

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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.