Home / 50,590.12-75,885.18-19,408.36

Finding the Fourth Proportional to 50,590.12, 75,885.18 and 19,408.36

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Solution

The fourth proportional to 50,590.12, 75,885.18 and 19,408.36 is: 29,112.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,590.12 : 75,885.18 = 19,408.36 : x
  2. Step 2: Convert to fraction form
    50,590.12/75,885.18 = 19,408.36/x
  3. Step 3: Cross multiply
    50,590.12x = 75,885.18 × 19,408.36
  4. Step 4: Simplify right side
    50,590.12x = 1,472,806,892.10
  5. Step 5: Solve for x
    x = 1,472,806,892.10/50,590.12
  6. Step 6: Final answer
    x = 29,112.54

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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.