Home / 53,369.49-80,029.63-15,919.85

Finding the Fourth Proportional to 53,369.49, 80,029.63 and 15,919.85

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Solution

The fourth proportional to 53,369.49, 80,029.63 and 15,919.85 is: 23,872.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,369.49 : 80,029.63 = 15,919.85 : x
  2. Step 2: Convert to fraction form
    53,369.49/80,029.63 = 15,919.85/x
  3. Step 3: Cross multiply
    53,369.49x = 80,029.63 × 15,919.85
  4. Step 4: Simplify right side
    53,369.49x = 1,274,059,925.13
  5. Step 5: Solve for x
    x = 1,274,059,925.13/53,369.49
  6. Step 6: Final answer
    x = 23,872.44

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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.