Home / 28,914.60-43,371.90-15,061.80

Finding the Fourth Proportional to 28,914.60, 43,371.90 and 15,061.80

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Solution

The fourth proportional to 28,914.60, 43,371.90 and 15,061.80 is: 22,592.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,914.60 : 43,371.90 = 15,061.80 : x
  2. Step 2: Convert to fraction form
    28,914.60/43,371.90 = 15,061.80/x
  3. Step 3: Cross multiply
    28,914.60x = 43,371.90 × 15,061.80
  4. Step 4: Simplify right side
    28,914.60x = 653,258,883.42
  5. Step 5: Solve for x
    x = 653,258,883.42/28,914.60
  6. Step 6: Final answer
    x = 22,592.70

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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.