Home / 26,761.33-36,930.63-14,661.86

Finding the Fourth Proportional to 26,761.33, 36,930.63 and 14,661.86

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Solution

The fourth proportional to 26,761.33, 36,930.63 and 14,661.86 is: 20,233.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,761.33 : 36,930.63 = 14,661.86 : x
  2. Step 2: Convert to fraction form
    26,761.33/36,930.63 = 14,661.86/x
  3. Step 3: Cross multiply
    26,761.33x = 36,930.63 × 14,661.86
  4. Step 4: Simplify right side
    26,761.33x = 541,471,726.77
  5. Step 5: Solve for x
    x = 541,471,726.77/26,761.33
  6. Step 6: Final answer
    x = 20,233.37

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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.