Home / 50,401.07-75,595.72-18,812.22

Finding the Fourth Proportional to 50,401.07, 75,595.72 and 18,812.22

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Solution

The fourth proportional to 50,401.07, 75,595.72 and 18,812.22 is: 28,216.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,401.07 : 75,595.72 = 18,812.22 : x
  2. Step 2: Convert to fraction form
    50,401.07/75,595.72 = 18,812.22/x
  3. Step 3: Cross multiply
    50,401.07x = 75,595.72 × 18,812.22
  4. Step 4: Simplify right side
    50,401.07x = 1,422,123,315.70
  5. Step 5: Solve for x
    x = 1,422,123,315.70/50,401.07
  6. Step 6: Final answer
    x = 28,216.13

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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.