Home / 25,248.90-34,843.72-13,918.85

Finding the Fourth Proportional to 25,248.90, 34,843.72 and 13,918.85

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Solution

The fourth proportional to 25,248.90, 34,843.72 and 13,918.85 is: 19,208.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,248.90 : 34,843.72 = 13,918.85 : x
  2. Step 2: Convert to fraction form
    25,248.90/34,843.72 = 13,918.85/x
  3. Step 3: Cross multiply
    25,248.90x = 34,843.72 × 13,918.85
  4. Step 4: Simplify right side
    25,248.90x = 484,984,337.90
  5. Step 5: Solve for x
    x = 484,984,337.90/25,248.90
  6. Step 6: Final answer
    x = 19,208.14

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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.