Home / 25,285.38-34,893.80-13,954.88

Finding the Fourth Proportional to 25,285.38, 34,893.80 and 13,954.88

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Solution

The fourth proportional to 25,285.38, 34,893.80 and 13,954.88 is: 19,257.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,285.38 : 34,893.80 = 13,954.88 : x
  2. Step 2: Convert to fraction form
    25,285.38/34,893.80 = 13,954.88/x
  3. Step 3: Cross multiply
    25,285.38x = 34,893.80 × 13,954.88
  4. Step 4: Simplify right side
    25,285.38x = 486,938,822.29
  5. Step 5: Solve for x
    x = 486,938,822.29/25,285.38
  6. Step 6: Final answer
    x = 19,257.72

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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.