Home / 50,408.10-75,612.15-17,165.70

Finding the Fourth Proportional to 50,408.10, 75,612.15 and 17,165.70

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Solution

The fourth proportional to 50,408.10, 75,612.15 and 17,165.70 is: 25,748.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,408.10 : 75,612.15 = 17,165.70 : x
  2. Step 2: Convert to fraction form
    50,408.10/75,612.15 = 17,165.70/x
  3. Step 3: Cross multiply
    50,408.10x = 75,612.15 × 17,165.70
  4. Step 4: Simplify right side
    50,408.10x = 1,297,935,483.26
  5. Step 5: Solve for x
    x = 1,297,935,483.26/50,408.10
  6. Step 6: Final answer
    x = 25,748.55

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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.