Home / 25,627.66-35,366.34-15,017.38

Finding the Fourth Proportional to 25,627.66, 35,366.34 and 15,017.38

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Solution

The fourth proportional to 25,627.66, 35,366.34 and 15,017.38 is: 20,724.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,627.66 : 35,366.34 = 15,017.38 : x
  2. Step 2: Convert to fraction form
    25,627.66/35,366.34 = 15,017.38/x
  3. Step 3: Cross multiply
    25,627.66x = 35,366.34 × 15,017.38
  4. Step 4: Simplify right side
    25,627.66x = 531,109,766.99
  5. Step 5: Solve for x
    x = 531,109,766.99/25,627.66
  6. Step 6: Final answer
    x = 20,724.08

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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.