Home / 27,237.49-37,588.25-15,139.11

Finding the Fourth Proportional to 27,237.49, 37,588.25 and 15,139.11

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Solution

The fourth proportional to 27,237.49, 37,588.25 and 15,139.11 is: 20,892.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,237.49 : 37,588.25 = 15,139.11 : x
  2. Step 2: Convert to fraction form
    27,237.49/37,588.25 = 15,139.11/x
  3. Step 3: Cross multiply
    27,237.49x = 37,588.25 × 15,139.11
  4. Step 4: Simplify right side
    27,237.49x = 569,052,651.46
  5. Step 5: Solve for x
    x = 569,052,651.46/27,237.49
  6. Step 6: Final answer
    x = 20,892.26

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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.