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Finding the Fourth Proportional to 28,010.66, 41,972.19 and 17,600.54

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Solution

The fourth proportional to 28,010.66, 41,972.19 and 17,600.54 is: 26,373.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,010.66 : 41,972.19 = 17,600.54 : x
  2. Step 2: Convert to fraction form
    28,010.66/41,972.19 = 17,600.54/x
  3. Step 3: Cross multiply
    28,010.66x = 41,972.19 × 17,600.54
  4. Step 4: Simplify right side
    28,010.66x = 738,733,268.22
  5. Step 5: Solve for x
    x = 738,733,268.22/28,010.66
  6. Step 6: Final answer
    x = 26,373.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.