Home / 25,266.75-34,867.64-13,937.30

Finding the Fourth Proportional to 25,266.75, 34,867.64 and 13,937.30

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Solution

The fourth proportional to 25,266.75, 34,867.64 and 13,937.30 is: 19,233.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,266.75 : 34,867.64 = 13,937.30 : x
  2. Step 2: Convert to fraction form
    25,266.75/34,867.64 = 13,937.30/x
  3. Step 3: Cross multiply
    25,266.75x = 34,867.64 × 13,937.30
  4. Step 4: Simplify right side
    25,266.75x = 485,960,758.97
  5. Step 5: Solve for x
    x = 485,960,758.97/25,266.75
  6. Step 6: Final answer
    x = 19,233.21

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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.