Home / 22,207.38-30,643.24-14,260.37

Finding the Fourth Proportional to 22,207.38, 30,643.24 and 14,260.37

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Solution

The fourth proportional to 22,207.38, 30,643.24 and 14,260.37 is: 19,677.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,207.38 : 30,643.24 = 14,260.37 : x
  2. Step 2: Convert to fraction form
    22,207.38/30,643.24 = 14,260.37/x
  3. Step 3: Cross multiply
    22,207.38x = 30,643.24 × 14,260.37
  4. Step 4: Simplify right side
    22,207.38x = 436,983,869.10
  5. Step 5: Solve for x
    x = 436,983,869.10/22,207.38
  6. Step 6: Final answer
    x = 19,677.42

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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.