Home / 50,905.40-76,339.79-17,616.42

Finding the Fourth Proportional to 50,905.40, 76,339.79 and 17,616.42

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Solution

The fourth proportional to 50,905.40, 76,339.79 and 17,616.42 is: 26,418.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,905.40 : 76,339.79 = 17,616.42 : x
  2. Step 2: Convert to fraction form
    50,905.40/76,339.79 = 17,616.42/x
  3. Step 3: Cross multiply
    50,905.40x = 76,339.79 × 17,616.42
  4. Step 4: Simplify right side
    50,905.40x = 1,344,833,715.27
  5. Step 5: Solve for x
    x = 1,344,833,715.27/50,905.40
  6. Step 6: Final answer
    x = 26,418.29

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1.5x scale

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.