Home / 53,154.36-79,733.43-18,089.46

Finding the Fourth Proportional to 53,154.36, 79,733.43 and 18,089.46

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Solution

The fourth proportional to 53,154.36, 79,733.43 and 18,089.46 is: 27,134.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,154.36 : 79,733.43 = 18,089.46 : x
  2. Step 2: Convert to fraction form
    53,154.36/79,733.43 = 18,089.46/x
  3. Step 3: Cross multiply
    53,154.36x = 79,733.43 × 18,089.46
  4. Step 4: Simplify right side
    53,154.36x = 1,442,334,692.65
  5. Step 5: Solve for x
    x = 1,442,334,692.65/53,154.36
  6. Step 6: Final answer
    x = 27,134.83

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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.