Home / 25,168.87-34,734.85-15,097.74

Finding the Fourth Proportional to 25,168.87, 34,734.85 and 15,097.74

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Solution

The fourth proportional to 25,168.87, 34,734.85 and 15,097.74 is: 20,835.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,168.87 : 34,734.85 = 15,097.74 : x
  2. Step 2: Convert to fraction form
    25,168.87/34,734.85 = 15,097.74/x
  3. Step 3: Cross multiply
    25,168.87x = 34,734.85 × 15,097.74
  4. Step 4: Simplify right side
    25,168.87x = 524,417,560.56
  5. Step 5: Solve for x
    x = 524,417,560.56/25,168.87
  6. Step 6: Final answer
    x = 20,835.96

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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.