Home / 36,145.24-54,214.66-12,770.52

Finding the Fourth Proportional to 36,145.24, 54,214.66 and 12,770.52

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Solution

The fourth proportional to 36,145.24, 54,214.66 and 12,770.52 is: 19,154.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,145.24 : 54,214.66 = 12,770.52 : x
  2. Step 2: Convert to fraction form
    36,145.24/54,214.66 = 12,770.52/x
  3. Step 3: Cross multiply
    36,145.24x = 54,214.66 × 12,770.52
  4. Step 4: Simplify right side
    36,145.24x = 692,349,399.82
  5. Step 5: Solve for x
    x = 692,349,399.82/36,145.24
  6. Step 6: Final answer
    x = 19,154.65

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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.