Home / 35,723.99-49,299.40-19,808.71

Finding the Fourth Proportional to 35,723.99, 49,299.40 and 19,808.71

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Solution

The fourth proportional to 35,723.99, 49,299.40 and 19,808.71 is: 27,336.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,723.99 : 49,299.40 = 19,808.71 : x
  2. Step 2: Convert to fraction form
    35,723.99/49,299.40 = 19,808.71/x
  3. Step 3: Cross multiply
    35,723.99x = 49,299.40 × 19,808.71
  4. Step 4: Simplify right side
    35,723.99x = 976,557,419.29
  5. Step 5: Solve for x
    x = 976,557,419.29/35,723.99
  6. Step 6: Final answer
    x = 27,336.18

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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.