Home / 28,034.48-42,044.56-8,308.44

Finding the Fourth Proportional to 28,034.48, 42,044.56 and 8,308.44

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Solution

The fourth proportional to 28,034.48, 42,044.56 and 8,308.44 is: 12,460.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,034.48 : 42,044.56 = 8,308.44 : x
  2. Step 2: Convert to fraction form
    28,034.48/42,044.56 = 8,308.44/x
  3. Step 3: Cross multiply
    28,034.48x = 42,044.56 × 8,308.44
  4. Step 4: Simplify right side
    28,034.48x = 349,324,683.32
  5. Step 5: Solve for x
    x = 349,324,683.32/28,034.48
  6. Step 6: Final answer
    x = 12,460.54

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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.