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Finding the Fourth Proportional to 29,775.48, 41,117.82 and 19,183.48

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Solution

The fourth proportional to 29,775.48, 41,117.82 and 19,183.48 is: 26,491.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,775.48 : 41,117.82 = 19,183.48 : x
  2. Step 2: Convert to fraction form
    29,775.48/41,117.82 = 19,183.48/x
  3. Step 3: Cross multiply
    29,775.48x = 41,117.82 × 19,183.48
  4. Step 4: Simplify right side
    29,775.48x = 788,782,877.61
  5. Step 5: Solve for x
    x = 788,782,877.61/29,775.48
  6. Step 6: Final answer
    x = 26,491.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.