Home / 40,807.09-61,229.48-18,627.27

Finding the Fourth Proportional to 40,807.09, 61,229.48 and 18,627.27

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Solution

The fourth proportional to 40,807.09, 61,229.48 and 18,627.27 is: 27,949.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,807.09 : 61,229.48 = 18,627.27 : x
  2. Step 2: Convert to fraction form
    40,807.09/61,229.48 = 18,627.27/x
  3. Step 3: Cross multiply
    40,807.09x = 61,229.48 × 18,627.27
  4. Step 4: Simplify right side
    40,807.09x = 1,140,537,733.17
  5. Step 5: Solve for x
    x = 1,140,537,733.17/40,807.09
  6. Step 6: Final answer
    x = 27,949.50

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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.