Home / 22,248.14-30,689.09-14,694.49

Finding the Fourth Proportional to 22,248.14, 30,689.09 and 14,694.49

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Solution

The fourth proportional to 22,248.14, 30,689.09 and 14,694.49 is: 20,269.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,248.14 : 30,689.09 = 14,694.49 : x
  2. Step 2: Convert to fraction form
    22,248.14/30,689.09 = 14,694.49/x
  3. Step 3: Cross multiply
    22,248.14x = 30,689.09 × 14,694.49
  4. Step 4: Simplify right side
    22,248.14x = 450,960,372.67
  5. Step 5: Solve for x
    x = 450,960,372.67/22,248.14
  6. Step 6: Final answer
    x = 20,269.58

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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.