Home / 29,689.16-40,998.78-19,097.18

Finding the Fourth Proportional to 29,689.16, 40,998.78 and 19,097.18

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Solution

The fourth proportional to 29,689.16, 40,998.78 and 19,097.18 is: 26,371.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,689.16 : 40,998.78 = 19,097.18 : x
  2. Step 2: Convert to fraction form
    29,689.16/40,998.78 = 19,097.18/x
  3. Step 3: Cross multiply
    29,689.16x = 40,998.78 × 19,097.18
  4. Step 4: Simplify right side
    29,689.16x = 782,961,081.44
  5. Step 5: Solve for x
    x = 782,961,081.44/29,689.16
  6. Step 6: Final answer
    x = 26,371.95

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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.