Home / 26,943.30-37,179.54-15,009.48

Finding the Fourth Proportional to 26,943.30, 37,179.54 and 15,009.48

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Solution

The fourth proportional to 26,943.30, 37,179.54 and 15,009.48 is: 20,711.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,943.30 : 37,179.54 = 15,009.48 : x
  2. Step 2: Convert to fraction form
    26,943.30/37,179.54 = 15,009.48/x
  3. Step 3: Cross multiply
    26,943.30x = 37,179.54 × 15,009.48
  4. Step 4: Simplify right side
    26,943.30x = 558,045,562.04
  5. Step 5: Solve for x
    x = 558,045,562.04/26,943.30
  6. Step 6: Final answer
    x = 20,711.85

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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.