Home / 30,001.14-41,400.78-16,572.11

Finding the Fourth Proportional to 30,001.14, 41,400.78 and 16,572.11

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Solution

The fourth proportional to 30,001.14, 41,400.78 and 16,572.11 is: 22,869.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,001.14 : 41,400.78 = 16,572.11 : x
  2. Step 2: Convert to fraction form
    30,001.14/41,400.78 = 16,572.11/x
  3. Step 3: Cross multiply
    30,001.14x = 41,400.78 × 16,572.11
  4. Step 4: Simplify right side
    30,001.14x = 686,098,073.24
  5. Step 5: Solve for x
    x = 686,098,073.24/30,001.14
  6. Step 6: Final answer
    x = 22,869.07

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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.