Home / 25,520.11-38,280.04-6,544.66

Finding the Fourth Proportional to 25,520.11, 38,280.04 and 6,544.66

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Solution

The fourth proportional to 25,520.11, 38,280.04 and 6,544.66 is: 9,816.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,520.11 : 38,280.04 = 6,544.66 : x
  2. Step 2: Convert to fraction form
    25,520.11/38,280.04 = 6,544.66/x
  3. Step 3: Cross multiply
    25,520.11x = 38,280.04 × 6,544.66
  4. Step 4: Simplify right side
    25,520.11x = 250,529,923.17
  5. Step 5: Solve for x
    x = 250,529,923.17/25,520.11
  6. Step 6: Final answer
    x = 9,816.96

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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.