Home / 12,247.88-18,376.68-4,351.52

Finding the Fourth Proportional to 12,247.88, 18,376.68 and 4,351.52

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Solution

The fourth proportional to 12,247.88, 18,376.68 and 4,351.52 is: 6,529.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,247.88 : 18,376.68 = 4,351.52 : x
  2. Step 2: Convert to fraction form
    12,247.88/18,376.68 = 4,351.52/x
  3. Step 3: Cross multiply
    12,247.88x = 18,376.68 × 4,351.52
  4. Step 4: Simplify right side
    12,247.88x = 79,966,490.55
  5. Step 5: Solve for x
    x = 79,966,490.55/12,247.88
  6. Step 6: Final answer
    x = 6,529.01

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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.