Home / 26,690.68-40,061.94-19,342.36

Finding the Fourth Proportional to 26,690.68, 40,061.94 and 19,342.36

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Solution

The fourth proportional to 26,690.68, 40,061.94 and 19,342.36 is: 29,032.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,690.68 : 40,061.94 = 19,342.36 : x
  2. Step 2: Convert to fraction form
    26,690.68/40,061.94 = 19,342.36/x
  3. Step 3: Cross multiply
    26,690.68x = 40,061.94 × 19,342.36
  4. Step 4: Simplify right side
    26,690.68x = 774,892,465.78
  5. Step 5: Solve for x
    x = 774,892,465.78/26,690.68
  6. Step 6: Final answer
    x = 29,032.32

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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.