Home / 26,833.17-37,016.91-18,879.78

Finding the Fourth Proportional to 26,833.17, 37,016.91 and 18,879.78

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Solution

The fourth proportional to 26,833.17, 37,016.91 and 18,879.78 is: 26,045.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,833.17 : 37,016.91 = 18,879.78 : x
  2. Step 2: Convert to fraction form
    26,833.17/37,016.91 = 18,879.78/x
  3. Step 3: Cross multiply
    26,833.17x = 37,016.91 × 18,879.78
  4. Step 4: Simplify right side
    26,833.17x = 698,871,117.08
  5. Step 5: Solve for x
    x = 698,871,117.08/26,833.17
  6. Step 6: Final answer
    x = 26,045.04

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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.