Home / 19,585.70-29,341.54-15,181.59

Finding the Fourth Proportional to 19,585.70, 29,341.54 and 15,181.59

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Solution

The fourth proportional to 19,585.70, 29,341.54 and 15,181.59 is: 22,743.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,585.70 : 29,341.54 = 15,181.59 : x
  2. Step 2: Convert to fraction form
    19,585.70/29,341.54 = 15,181.59/x
  3. Step 3: Cross multiply
    19,585.70x = 29,341.54 × 15,181.59
  4. Step 4: Simplify right side
    19,585.70x = 445,451,230.25
  5. Step 5: Solve for x
    x = 445,451,230.25/19,585.70
  6. Step 6: Final answer
    x = 22,743.70

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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.