Home / 26,300.34-39,452.40-8,287.02

Finding the Fourth Proportional to 26,300.34, 39,452.40 and 8,287.02

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Solution

The fourth proportional to 26,300.34, 39,452.40 and 8,287.02 is: 12,431.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,300.34 : 39,452.40 = 8,287.02 : x
  2. Step 2: Convert to fraction form
    26,300.34/39,452.40 = 8,287.02/x
  3. Step 3: Cross multiply
    26,300.34x = 39,452.40 × 8,287.02
  4. Step 4: Simplify right side
    26,300.34x = 326,942,827.85
  5. Step 5: Solve for x
    x = 326,942,827.85/26,300.34
  6. Step 6: Final answer
    x = 12,431.13

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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.