Home / 29,736.86-41,015.51-18,402.72

Finding the Fourth Proportional to 29,736.86, 41,015.51 and 18,402.72

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Solution

The fourth proportional to 29,736.86, 41,015.51 and 18,402.72 is: 25,382.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,736.86 : 41,015.51 = 18,402.72 : x
  2. Step 2: Convert to fraction form
    29,736.86/41,015.51 = 18,402.72/x
  3. Step 3: Cross multiply
    29,736.86x = 41,015.51 × 18,402.72
  4. Step 4: Simplify right side
    29,736.86x = 754,796,854.17
  5. Step 5: Solve for x
    x = 754,796,854.17/29,736.86
  6. Step 6: Final answer
    x = 25,382.54

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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.