Home / 22,087.88-33,139.02-10,402.28

Finding the Fourth Proportional to 22,087.88, 33,139.02 and 10,402.28

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Solution

The fourth proportional to 22,087.88, 33,139.02 and 10,402.28 is: 15,606.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,087.88 : 33,139.02 = 10,402.28 : x
  2. Step 2: Convert to fraction form
    22,087.88/33,139.02 = 10,402.28/x
  3. Step 3: Cross multiply
    22,087.88x = 33,139.02 × 10,402.28
  4. Step 4: Simplify right side
    22,087.88x = 344,721,364.97
  5. Step 5: Solve for x
    x = 344,721,364.97/22,087.88
  6. Step 6: Final answer
    x = 15,606.81

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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.