Home / 27,340.80-37,768.32-25,921.68

Finding the Fourth Proportional to 27,340.80, 37,768.32 and 25,921.68

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Solution

The fourth proportional to 27,340.80, 37,768.32 and 25,921.68 is: 35,807.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,340.80 : 37,768.32 = 25,921.68 : x
  2. Step 2: Convert to fraction form
    27,340.80/37,768.32 = 25,921.68/x
  3. Step 3: Cross multiply
    27,340.80x = 37,768.32 × 25,921.68
  4. Step 4: Simplify right side
    27,340.80x = 979,018,305.18
  5. Step 5: Solve for x
    x = 979,018,305.18/27,340.80
  6. Step 6: Final answer
    x = 35,807.96

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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.