Home / 12,934.32-19,401.54-4,614.68

Finding the Fourth Proportional to 12,934.32, 19,401.54 and 4,614.68

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Solution

The fourth proportional to 12,934.32, 19,401.54 and 4,614.68 is: 6,922.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,934.32 : 19,401.54 = 4,614.68 : x
  2. Step 2: Convert to fraction form
    12,934.32/19,401.54 = 4,614.68/x
  3. Step 3: Cross multiply
    12,934.32x = 19,401.54 × 4,614.68
  4. Step 4: Simplify right side
    12,934.32x = 89,531,898.61
  5. Step 5: Solve for x
    x = 89,531,898.61/12,934.32
  6. Step 6: Final answer
    x = 6,922.04

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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.