Home / 40,775.22-61,183.71-18,585.77

Finding the Fourth Proportional to 40,775.22, 61,183.71 and 18,585.77

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Solution

The fourth proportional to 40,775.22, 61,183.71 and 18,585.77 is: 27,888.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,775.22 : 61,183.71 = 18,585.77 : x
  2. Step 2: Convert to fraction form
    40,775.22/61,183.71 = 18,585.77/x
  3. Step 3: Cross multiply
    40,775.22x = 61,183.71 × 18,585.77
  4. Step 4: Simplify right side
    40,775.22x = 1,137,146,055.89
  5. Step 5: Solve for x
    x = 1,137,146,055.89/40,775.22
  6. Step 6: Final answer
    x = 27,888.16

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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.