Home / 19,442.73-29,164.25-5,403.11

Finding the Fourth Proportional to 19,442.73, 29,164.25 and 5,403.11

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Solution

The fourth proportional to 19,442.73, 29,164.25 and 5,403.11 is: 8,104.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,442.73 : 29,164.25 = 5,403.11 : x
  2. Step 2: Convert to fraction form
    19,442.73/29,164.25 = 5,403.11/x
  3. Step 3: Cross multiply
    19,442.73x = 29,164.25 × 5,403.11
  4. Step 4: Simplify right side
    19,442.73x = 157,577,518.50
  5. Step 5: Solve for x
    x = 157,577,518.50/19,442.73
  6. Step 6: Final answer
    x = 8,104.70

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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.