Home / 51,584.32-77,373.27-18,300

Finding the Fourth Proportional to 51,584.32, 77,373.27 and 18,300

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Solution

The fourth proportional to 51,584.32, 77,373.27 and 18,300 is: 27,448.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,584.32 : 77,373.27 = 18,300 : x
  2. Step 2: Convert to fraction form
    51,584.32/77,373.27 = 18,300/x
  3. Step 3: Cross multiply
    51,584.32x = 77,373.27 × 18,300
  4. Step 4: Simplify right side
    51,584.32x = 1,415,930,841
  5. Step 5: Solve for x
    x = 1,415,930,841/51,584.32
  6. Step 6: Final answer
    x = 27,448.86

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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.