Home / 19,442.54-29,162.87-5,402.48

Finding the Fourth Proportional to 19,442.54, 29,162.87 and 5,402.48

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Solution

The fourth proportional to 19,442.54, 29,162.87 and 5,402.48 is: 8,103.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,442.54 : 29,162.87 = 5,402.48 : x
  2. Step 2: Convert to fraction form
    19,442.54/29,162.87 = 5,402.48/x
  3. Step 3: Cross multiply
    19,442.54x = 29,162.87 × 5,402.48
  4. Step 4: Simplify right side
    19,442.54x = 157,551,794.91
  5. Step 5: Solve for x
    x = 157,551,794.91/19,442.54
  6. Step 6: Final answer
    x = 8,103.46

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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.