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Finding the Fourth Proportional to 41,096.31, 61,644.48 and 9,931.56

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Solution

The fourth proportional to 41,096.31, 61,644.48 and 9,931.56 is: 14,897.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,096.31 : 61,644.48 = 9,931.56 : x
  2. Step 2: Convert to fraction form
    41,096.31/61,644.48 = 9,931.56/x
  3. Step 3: Cross multiply
    41,096.31x = 61,644.48 × 9,931.56
  4. Step 4: Simplify right side
    41,096.31x = 612,225,851.79
  5. Step 5: Solve for x
    x = 612,225,851.79/41,096.31
  6. Step 6: Final answer
    x = 14,897.34

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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.