Home / 25,627.38-35,363.09-15,015.03

Finding the Fourth Proportional to 25,627.38, 35,363.09 and 15,015.03

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Solution

The fourth proportional to 25,627.38, 35,363.09 and 15,015.03 is: 20,719.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,627.38 : 35,363.09 = 15,015.03 : x
  2. Step 2: Convert to fraction form
    25,627.38/35,363.09 = 15,015.03/x
  3. Step 3: Cross multiply
    25,627.38x = 35,363.09 × 15,015.03
  4. Step 4: Simplify right side
    25,627.38x = 530,977,857.24
  5. Step 5: Solve for x
    x = 530,977,857.24/25,627.38
  6. Step 6: Final answer
    x = 20,719.16

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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.