Home / 27,049.10-37,329.21-15,112.31

Finding the Fourth Proportional to 27,049.10, 37,329.21 and 15,112.31

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Solution

The fourth proportional to 27,049.10, 37,329.21 and 15,112.31 is: 20,855.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,049.10 : 37,329.21 = 15,112.31 : x
  2. Step 2: Convert to fraction form
    27,049.10/37,329.21 = 15,112.31/x
  3. Step 3: Cross multiply
    27,049.10x = 37,329.21 × 15,112.31
  4. Step 4: Simplify right side
    27,049.10x = 564,130,406.93
  5. Step 5: Solve for x
    x = 564,130,406.93/27,049.10
  6. Step 6: Final answer
    x = 20,855.80

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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.