Home / 22,001.70-30,354.39-14,452.11

Finding the Fourth Proportional to 22,001.70, 30,354.39 and 14,452.11

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Solution

The fourth proportional to 22,001.70, 30,354.39 and 14,452.11 is: 19,938.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,001.70 : 30,354.39 = 14,452.11 : x
  2. Step 2: Convert to fraction form
    22,001.70/30,354.39 = 14,452.11/x
  3. Step 3: Cross multiply
    22,001.70x = 30,354.39 × 14,452.11
  4. Step 4: Simplify right side
    22,001.70x = 438,684,983.26
  5. Step 5: Solve for x
    x = 438,684,983.26/22,001.70
  6. Step 6: Final answer
    x = 19,938.69

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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.