Home / 22,021.61-33,041.67-13,708.58

Finding the Fourth Proportional to 22,021.61, 33,041.67 and 13,708.58

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Solution

The fourth proportional to 22,021.61, 33,041.67 and 13,708.58 is: 20,568.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,021.61 : 33,041.67 = 13,708.58 : x
  2. Step 2: Convert to fraction form
    22,021.61/33,041.67 = 13,708.58/x
  3. Step 3: Cross multiply
    22,021.61x = 33,041.67 × 13,708.58
  4. Step 4: Simplify right side
    22,021.61x = 452,954,142.78
  5. Step 5: Solve for x
    x = 452,954,142.78/22,021.61
  6. Step 6: Final answer
    x = 20,568.63

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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.