Home / 26,948.48-37,188.97-15,620.15

Finding the Fourth Proportional to 26,948.48, 37,188.97 and 15,620.15

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Solution

The fourth proportional to 26,948.48, 37,188.97 and 15,620.15 is: 21,555.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,948.48 : 37,188.97 = 15,620.15 : x
  2. Step 2: Convert to fraction form
    26,948.48/37,188.97 = 15,620.15/x
  3. Step 3: Cross multiply
    26,948.48x = 37,188.97 × 15,620.15
  4. Step 4: Simplify right side
    26,948.48x = 580,897,343.67
  5. Step 5: Solve for x
    x = 580,897,343.67/26,948.48
  6. Step 6: Final answer
    x = 21,555.85

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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.