Home / 27,048.22-37,327.31-15,112.87

Finding the Fourth Proportional to 27,048.22, 37,327.31 and 15,112.87

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Solution

The fourth proportional to 27,048.22, 37,327.31 and 15,112.87 is: 20,856.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,048.22 : 37,327.31 = 15,112.87 : x
  2. Step 2: Convert to fraction form
    27,048.22/37,327.31 = 15,112.87/x
  3. Step 3: Cross multiply
    27,048.22x = 37,327.31 × 15,112.87
  4. Step 4: Simplify right side
    27,048.22x = 564,122,707.92
  5. Step 5: Solve for x
    x = 564,122,707.92/27,048.22
  6. Step 6: Final answer
    x = 20,856.19

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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.