Home / 25,306.53-37,960.14-12,155.87

Finding the Fourth Proportional to 25,306.53, 37,960.14 and 12,155.87

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Solution

The fourth proportional to 25,306.53, 37,960.14 and 12,155.87 is: 18,233.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,306.53 : 37,960.14 = 12,155.87 : x
  2. Step 2: Convert to fraction form
    25,306.53/37,960.14 = 12,155.87/x
  3. Step 3: Cross multiply
    25,306.53x = 37,960.14 × 12,155.87
  4. Step 4: Simplify right side
    25,306.53x = 461,438,667.51
  5. Step 5: Solve for x
    x = 461,438,667.51/25,306.53
  6. Step 6: Final answer
    x = 18,233.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.