Home / 27,338.33-37,726.07-15,401.40

Finding the Fourth Proportional to 27,338.33, 37,726.07 and 15,401.40

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Solution

The fourth proportional to 27,338.33, 37,726.07 and 15,401.40 is: 21,253.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,338.33 : 37,726.07 = 15,401.40 : x
  2. Step 2: Convert to fraction form
    27,338.33/37,726.07 = 15,401.40/x
  3. Step 3: Cross multiply
    27,338.33x = 37,726.07 × 15,401.40
  4. Step 4: Simplify right side
    27,338.33x = 581,034,217.49
  5. Step 5: Solve for x
    x = 581,034,217.49/27,338.33
  6. Step 6: Final answer
    x = 21,253.47

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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.