Home / 27,112.46-37,406.66-15,173.90

Finding the Fourth Proportional to 27,112.46, 37,406.66 and 15,173.90

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Solution

The fourth proportional to 27,112.46, 37,406.66 and 15,173.90 is: 20,935.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,112.46 : 37,406.66 = 15,173.90 : x
  2. Step 2: Convert to fraction form
    27,112.46/37,406.66 = 15,173.90/x
  3. Step 3: Cross multiply
    27,112.46x = 37,406.66 × 15,173.90
  4. Step 4: Simplify right side
    27,112.46x = 567,604,918.17
  5. Step 5: Solve for x
    x = 567,604,918.17/27,112.46
  6. Step 6: Final answer
    x = 20,935.21

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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.