Home / 25,132.86-34,683.36-13,954.86

Finding the Fourth Proportional to 25,132.86, 34,683.36 and 13,954.86

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Solution

The fourth proportional to 25,132.86, 34,683.36 and 13,954.86 is: 19,257.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,132.86 : 34,683.36 = 13,954.86 : x
  2. Step 2: Convert to fraction form
    25,132.86/34,683.36 = 13,954.86/x
  3. Step 3: Cross multiply
    25,132.86x = 34,683.36 × 13,954.86
  4. Step 4: Simplify right side
    25,132.86x = 484,001,433.13
  5. Step 5: Solve for x
    x = 484,001,433.13/25,132.86
  6. Step 6: Final answer
    x = 19,257.71

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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.