Home / 30,575.68-45,906-15,795.52

Finding the Fourth Proportional to 30,575.68, 45,906 and 15,795.52

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Solution

The fourth proportional to 30,575.68, 45,906 and 15,795.52 is: 23,715.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,575.68 : 45,906 = 15,795.52 : x
  2. Step 2: Convert to fraction form
    30,575.68/45,906 = 15,795.52/x
  3. Step 3: Cross multiply
    30,575.68x = 45,906 × 15,795.52
  4. Step 4: Simplify right side
    30,575.68x = 725,109,141.12
  5. Step 5: Solve for x
    x = 725,109,141.12/30,575.68
  6. Step 6: Final answer
    x = 23,715.23

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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.