Home / 50,405.05-75,618.51-15,343.79

Finding the Fourth Proportional to 50,405.05, 75,618.51 and 15,343.79

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Solution

The fourth proportional to 50,405.05, 75,618.51 and 15,343.79 is: 23,019.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,405.05 : 75,618.51 = 15,343.79 : x
  2. Step 2: Convert to fraction form
    50,405.05/75,618.51 = 15,343.79/x
  3. Step 3: Cross multiply
    50,405.05x = 75,618.51 × 15,343.79
  4. Step 4: Simplify right side
    50,405.05x = 1,160,274,754.34
  5. Step 5: Solve for x
    x = 1,160,274,754.34/50,405.05
  6. Step 6: Final answer
    x = 23,019.02

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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.