Home / 27,112.96-37,415.52-15,176.30

Finding the Fourth Proportional to 27,112.96, 37,415.52 and 15,176.30

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Solution

The fourth proportional to 27,112.96, 37,415.52 and 15,176.30 is: 20,943.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,112.96 : 37,415.52 = 15,176.30 : x
  2. Step 2: Convert to fraction form
    27,112.96/37,415.52 = 15,176.30/x
  3. Step 3: Cross multiply
    27,112.96x = 37,415.52 × 15,176.30
  4. Step 4: Simplify right side
    27,112.96x = 567,828,969.10
  5. Step 5: Solve for x
    x = 567,828,969.10/27,112.96
  6. Step 6: Final answer
    x = 20,943.08

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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.