Home / 22,414.49-30,934.98-14,479.80

Finding the Fourth Proportional to 22,414.49, 30,934.98 and 14,479.80

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Solution

The fourth proportional to 22,414.49, 30,934.98 and 14,479.80 is: 19,984.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,414.49 : 30,934.98 = 14,479.80 : x
  2. Step 2: Convert to fraction form
    22,414.49/30,934.98 = 14,479.80/x
  3. Step 3: Cross multiply
    22,414.49x = 30,934.98 × 14,479.80
  4. Step 4: Simplify right side
    22,414.49x = 447,932,207.40
  5. Step 5: Solve for x
    x = 447,932,207.40/22,414.49
  6. Step 6: Final answer
    x = 19,984.05

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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.