Home / 54,350.46-81,536.67-19,292.85

Finding the Fourth Proportional to 54,350.46, 81,536.67 and 19,292.85

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Solution

The fourth proportional to 54,350.46, 81,536.67 and 19,292.85 is: 28,943.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,350.46 : 81,536.67 = 19,292.85 : x
  2. Step 2: Convert to fraction form
    54,350.46/81,536.67 = 19,292.85/x
  3. Step 3: Cross multiply
    54,350.46x = 81,536.67 × 19,292.85
  4. Step 4: Simplify right side
    54,350.46x = 1,573,074,743.81
  5. Step 5: Solve for x
    x = 1,573,074,743.81/54,350.46
  6. Step 6: Final answer
    x = 28,943.17

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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.