Home / 25,626.38-35,363.60-15,023.08

Finding the Fourth Proportional to 25,626.38, 35,363.60 and 15,023.08

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Solution

The fourth proportional to 25,626.38, 35,363.60 and 15,023.08 is: 20,731.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,626.38 : 35,363.60 = 15,023.08 : x
  2. Step 2: Convert to fraction form
    25,626.38/35,363.60 = 15,023.08/x
  3. Step 3: Cross multiply
    25,626.38x = 35,363.60 × 15,023.08
  4. Step 4: Simplify right side
    25,626.38x = 531,270,015.07
  5. Step 5: Solve for x
    x = 531,270,015.07/25,626.38
  6. Step 6: Final answer
    x = 20,731.37

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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.