Home / 40,851.56-61,264.38-15,889.96

Finding the Fourth Proportional to 40,851.56, 61,264.38 and 15,889.96

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Solution

The fourth proportional to 40,851.56, 61,264.38 and 15,889.96 is: 23,829.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,851.56 : 61,264.38 = 15,889.96 : x
  2. Step 2: Convert to fraction form
    40,851.56/61,264.38 = 15,889.96/x
  3. Step 3: Cross multiply
    40,851.56x = 61,264.38 × 15,889.96
  4. Step 4: Simplify right side
    40,851.56x = 973,488,547.62
  5. Step 5: Solve for x
    x = 973,488,547.62/40,851.56
  6. Step 6: Final answer
    x = 23,829.90

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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.