Home / 22,021.73-33,041.85-13,708.70

Finding the Fourth Proportional to 22,021.73, 33,041.85 and 13,708.70

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Solution

The fourth proportional to 22,021.73, 33,041.85 and 13,708.70 is: 20,568.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,021.73 : 33,041.85 = 13,708.70 : x
  2. Step 2: Convert to fraction form
    22,021.73/33,041.85 = 13,708.70/x
  3. Step 3: Cross multiply
    22,021.73x = 33,041.85 × 13,708.70
  4. Step 4: Simplify right side
    22,021.73x = 452,960,809.10
  5. Step 5: Solve for x
    x = 452,960,809.10/22,021.73
  6. Step 6: Final answer
    x = 20,568.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.