Home / 18,058.05-24,915.33-12,394.53

Finding the Fourth Proportional to 18,058.05, 24,915.33 and 12,394.53

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Solution

The fourth proportional to 18,058.05, 24,915.33 and 12,394.53 is: 17,101.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,058.05 : 24,915.33 = 12,394.53 : x
  2. Step 2: Convert to fraction form
    18,058.05/24,915.33 = 12,394.53/x
  3. Step 3: Cross multiply
    18,058.05x = 24,915.33 × 12,394.53
  4. Step 4: Simplify right side
    18,058.05x = 308,813,805.14
  5. Step 5: Solve for x
    x = 308,813,805.14/18,058.05
  6. Step 6: Final answer
    x = 17,101.17

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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.