Home / 22,266.47-33,394.46-10,428.38

Finding the Fourth Proportional to 22,266.47, 33,394.46 and 10,428.38

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Solution

The fourth proportional to 22,266.47, 33,394.46 and 10,428.38 is: 15,640.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,266.47 : 33,394.46 = 10,428.38 : x
  2. Step 2: Convert to fraction form
    22,266.47/33,394.46 = 10,428.38/x
  3. Step 3: Cross multiply
    22,266.47x = 33,394.46 × 10,428.38
  4. Step 4: Simplify right side
    22,266.47x = 348,249,899.66
  5. Step 5: Solve for x
    x = 348,249,899.66/22,266.47
  6. Step 6: Final answer
    x = 15,640.11

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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.