Home / 28,293.22-42,439.66-7,233.23

Finding the Fourth Proportional to 28,293.22, 42,439.66 and 7,233.23

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Solution

The fourth proportional to 28,293.22, 42,439.66 and 7,233.23 is: 10,849.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,293.22 : 42,439.66 = 7,233.23 : x
  2. Step 2: Convert to fraction form
    28,293.22/42,439.66 = 7,233.23/x
  3. Step 3: Cross multiply
    28,293.22x = 42,439.66 × 7,233.23
  4. Step 4: Simplify right side
    28,293.22x = 306,975,821.90
  5. Step 5: Solve for x
    x = 306,975,821.90/28,293.22
  6. Step 6: Final answer
    x = 10,849.80

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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.