Home / 51,864.81-77,761.67-18,584.14

Finding the Fourth Proportional to 51,864.81, 77,761.67 and 18,584.14

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Solution

The fourth proportional to 51,864.81, 77,761.67 and 18,584.14 is: 27,863.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,864.81 : 77,761.67 = 18,584.14 : x
  2. Step 2: Convert to fraction form
    51,864.81/77,761.67 = 18,584.14/x
  3. Step 3: Cross multiply
    51,864.81x = 77,761.67 × 18,584.14
  4. Step 4: Simplify right side
    51,864.81x = 1,445,133,474.59
  5. Step 5: Solve for x
    x = 1,445,133,474.59/51,864.81
  6. Step 6: Final answer
    x = 27,863.47

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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.