Home / 40,847.43-61,271.19-12,767.63

Finding the Fourth Proportional to 40,847.43, 61,271.19 and 12,767.63

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Solution

The fourth proportional to 40,847.43, 61,271.19 and 12,767.63 is: 19,151.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,847.43 : 61,271.19 = 12,767.63 : x
  2. Step 2: Convert to fraction form
    40,847.43/61,271.19 = 12,767.63/x
  3. Step 3: Cross multiply
    40,847.43x = 61,271.19 × 12,767.63
  4. Step 4: Simplify right side
    40,847.43x = 782,287,577.22
  5. Step 5: Solve for x
    x = 782,287,577.22/40,847.43
  6. Step 6: Final answer
    x = 19,151.45

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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.