Home / 41,270.78-61,916.64-19,100.12

Finding the Fourth Proportional to 41,270.78, 61,916.64 and 19,100.12

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Solution

The fourth proportional to 41,270.78, 61,916.64 and 19,100.12 is: 28,655.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,270.78 : 61,916.64 = 19,100.12 : x
  2. Step 2: Convert to fraction form
    41,270.78/61,916.64 = 19,100.12/x
  3. Step 3: Cross multiply
    41,270.78x = 61,916.64 × 19,100.12
  4. Step 4: Simplify right side
    41,270.78x = 1,182,615,254.00
  5. Step 5: Solve for x
    x = 1,182,615,254.00/41,270.78
  6. Step 6: Final answer
    x = 28,655.03

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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.