Home / 51,772.78-77,557.67-26,829.19

Finding the Fourth Proportional to 51,772.78, 77,557.67 and 26,829.19

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Solution

The fourth proportional to 51,772.78, 77,557.67 and 26,829.19 is: 40,191.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,772.78 : 77,557.67 = 26,829.19 : x
  2. Step 2: Convert to fraction form
    51,772.78/77,557.67 = 26,829.19/x
  3. Step 3: Cross multiply
    51,772.78x = 77,557.67 × 26,829.19
  4. Step 4: Simplify right side
    51,772.78x = 2,080,809,192.15
  5. Step 5: Solve for x
    x = 2,080,809,192.15/51,772.78
  6. Step 6: Final answer
    x = 40,191.18

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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.