Home / 26,750.54-36,905.13-17,188.97

Finding the Fourth Proportional to 26,750.54, 36,905.13 and 17,188.97

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Solution

The fourth proportional to 26,750.54, 36,905.13 and 17,188.97 is: 23,713.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,750.54 : 36,905.13 = 17,188.97 : x
  2. Step 2: Convert to fraction form
    26,750.54/36,905.13 = 17,188.97/x
  3. Step 3: Cross multiply
    26,750.54x = 36,905.13 × 17,188.97
  4. Step 4: Simplify right side
    26,750.54x = 634,360,987.89
  5. Step 5: Solve for x
    x = 634,360,987.89/26,750.54
  6. Step 6: Final answer
    x = 23,713.96

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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.