Home / 25,747.04-38,621.24-8,216.85

Finding the Fourth Proportional to 25,747.04, 38,621.24 and 8,216.85

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Solution

The fourth proportional to 25,747.04, 38,621.24 and 8,216.85 is: 12,325.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,747.04 : 38,621.24 = 8,216.85 : x
  2. Step 2: Convert to fraction form
    25,747.04/38,621.24 = 8,216.85/x
  3. Step 3: Cross multiply
    25,747.04x = 38,621.24 × 8,216.85
  4. Step 4: Simplify right side
    25,747.04x = 317,344,935.89
  5. Step 5: Solve for x
    x = 317,344,935.89/25,747.04
  6. Step 6: Final answer
    x = 12,325.49

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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.