Home / 25,245.96-34,839.66-13,915.89

Finding the Fourth Proportional to 25,245.96, 34,839.66 and 13,915.89

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Solution

The fourth proportional to 25,245.96, 34,839.66 and 13,915.89 is: 19,204.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,245.96 : 34,839.66 = 13,915.89 : x
  2. Step 2: Convert to fraction form
    25,245.96/34,839.66 = 13,915.89/x
  3. Step 3: Cross multiply
    25,245.96x = 34,839.66 × 13,915.89
  4. Step 4: Simplify right side
    25,245.96x = 484,824,928.38
  5. Step 5: Solve for x
    x = 484,824,928.38/25,245.96
  6. Step 6: Final answer
    x = 19,204.06

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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.