Home / 25,087.04-34,620.50-13,757.57

Finding the Fourth Proportional to 25,087.04, 34,620.50 and 13,757.57

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Solution

The fourth proportional to 25,087.04, 34,620.50 and 13,757.57 is: 18,985.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,087.04 : 34,620.50 = 13,757.57 : x
  2. Step 2: Convert to fraction form
    25,087.04/34,620.50 = 13,757.57/x
  3. Step 3: Cross multiply
    25,087.04x = 34,620.50 × 13,757.57
  4. Step 4: Simplify right side
    25,087.04x = 476,293,710.29
  5. Step 5: Solve for x
    x = 476,293,710.29/25,087.04
  6. Step 6: Final answer
    x = 18,985.65

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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.