Home / 25,016.04-34,520.75-13,683.53

Finding the Fourth Proportional to 25,016.04, 34,520.75 and 13,683.53

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Solution

The fourth proportional to 25,016.04, 34,520.75 and 13,683.53 is: 18,882.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,016.04 : 34,520.75 = 13,683.53 : x
  2. Step 2: Convert to fraction form
    25,016.04/34,520.75 = 13,683.53/x
  3. Step 3: Cross multiply
    25,016.04x = 34,520.75 × 13,683.53
  4. Step 4: Simplify right side
    25,016.04x = 472,365,787.44
  5. Step 5: Solve for x
    x = 472,365,787.44/25,016.04
  6. Step 6: Final answer
    x = 18,882.52

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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.