Home / 51,665.86-77,426.62-27,922.22

Finding the Fourth Proportional to 51,665.86, 77,426.62 and 27,922.22

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Solution

The fourth proportional to 51,665.86, 77,426.62 and 27,922.22 is: 41,844.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,665.86 : 77,426.62 = 27,922.22 : x
  2. Step 2: Convert to fraction form
    51,665.86/77,426.62 = 27,922.22/x
  3. Step 3: Cross multiply
    51,665.86x = 77,426.62 × 27,922.22
  4. Step 4: Simplify right side
    51,665.86x = 2,161,922,977.89
  5. Step 5: Solve for x
    x = 2,161,922,977.89/51,665.86
  6. Step 6: Final answer
    x = 41,844.32

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Double scale
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1.5x scale

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.