Home / 51,329.95-77,131.62-27,655.68

Finding the Fourth Proportional to 51,329.95, 77,131.62 and 27,655.68

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Solution

The fourth proportional to 51,329.95, 77,131.62 and 27,655.68 is: 41,557.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,329.95 : 77,131.62 = 27,655.68 : x
  2. Step 2: Convert to fraction form
    51,329.95/77,131.62 = 27,655.68/x
  3. Step 3: Cross multiply
    51,329.95x = 77,131.62 × 27,655.68
  4. Step 4: Simplify right side
    51,329.95x = 2,133,127,400.60
  5. Step 5: Solve for x
    x = 2,133,127,400.60/51,329.95
  6. Step 6: Final answer
    x = 41,557.17

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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.