Home / 40,826.88-61,253.96-15,867.74

Finding the Fourth Proportional to 40,826.88, 61,253.96 and 15,867.74

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Solution

The fourth proportional to 40,826.88, 61,253.96 and 15,867.74 is: 23,806.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,826.88 : 61,253.96 = 15,867.74 : x
  2. Step 2: Convert to fraction form
    40,826.88/61,253.96 = 15,867.74/x
  3. Step 3: Cross multiply
    40,826.88x = 61,253.96 × 15,867.74
  4. Step 4: Simplify right side
    40,826.88x = 971,961,985.05
  5. Step 5: Solve for x
    x = 971,961,985.05/40,826.88
  6. Step 6: Final answer
    x = 23,806.91

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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.