Home / 50,260.96-75,401.16-19,118.08

Finding the Fourth Proportional to 50,260.96, 75,401.16 and 19,118.08

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Solution

The fourth proportional to 50,260.96, 75,401.16 and 19,118.08 is: 28,680.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,260.96 : 75,401.16 = 19,118.08 : x
  2. Step 2: Convert to fraction form
    50,260.96/75,401.16 = 19,118.08/x
  3. Step 3: Cross multiply
    50,260.96x = 75,401.16 × 19,118.08
  4. Step 4: Simplify right side
    50,260.96x = 1,441,525,408.97
  5. Step 5: Solve for x
    x = 1,441,525,408.97/50,260.96
  6. Step 6: Final answer
    x = 28,680.82

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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.