Home / 22,148.88-30,579.29-14,204.94

Finding the Fourth Proportional to 22,148.88, 30,579.29 and 14,204.94

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Solution

The fourth proportional to 22,148.88, 30,579.29 and 14,204.94 is: 19,611.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,148.88 : 30,579.29 = 14,204.94 : x
  2. Step 2: Convert to fraction form
    22,148.88/30,579.29 = 14,204.94/x
  3. Step 3: Cross multiply
    22,148.88x = 30,579.29 × 14,204.94
  4. Step 4: Simplify right side
    22,148.88x = 434,376,979.69
  5. Step 5: Solve for x
    x = 434,376,979.69/22,148.88
  6. Step 6: Final answer
    x = 19,611.69

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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.