Home / 15,447.74-23,116.25-13,374.90

Finding the Fourth Proportional to 15,447.74, 23,116.25 and 13,374.90

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Solution

The fourth proportional to 15,447.74, 23,116.25 and 13,374.90 is: 20,014.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,447.74 : 23,116.25 = 13,374.90 : x
  2. Step 2: Convert to fraction form
    15,447.74/23,116.25 = 13,374.90/x
  3. Step 3: Cross multiply
    15,447.74x = 23,116.25 × 13,374.90
  4. Step 4: Simplify right side
    15,447.74x = 309,177,465.25
  5. Step 5: Solve for x
    x = 309,177,465.25/15,447.74
  6. Step 6: Final answer
    x = 20,014.42

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1.5x scale

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.