Home / 20,233.26-30,293.25-15,287.34

Finding the Fourth Proportional to 20,233.26, 30,293.25 and 15,287.34

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Solution

The fourth proportional to 20,233.26, 30,293.25 and 15,287.34 is: 22,888.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,233.26 : 30,293.25 = 15,287.34 : x
  2. Step 2: Convert to fraction form
    20,233.26/30,293.25 = 15,287.34/x
  3. Step 3: Cross multiply
    20,233.26x = 30,293.25 × 15,287.34
  4. Step 4: Simplify right side
    20,233.26x = 463,103,212.46
  5. Step 5: Solve for x
    x = 463,103,212.46/20,233.26
  6. Step 6: Final answer
    x = 22,888.22

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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.