Home / 41,009.56-61,514.37-11,428.18

Finding the Fourth Proportional to 41,009.56, 61,514.37 and 11,428.18

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Solution

The fourth proportional to 41,009.56, 61,514.37 and 11,428.18 is: 17,142.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,009.56 : 61,514.37 = 11,428.18 : x
  2. Step 2: Convert to fraction form
    41,009.56/61,514.37 = 11,428.18/x
  3. Step 3: Cross multiply
    41,009.56x = 61,514.37 × 11,428.18
  4. Step 4: Simplify right side
    41,009.56x = 702,997,139.16
  5. Step 5: Solve for x
    x = 702,997,139.16/41,009.56
  6. Step 6: Final answer
    x = 17,142.28

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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.