Home / 35,979.17-49,651.45-19,847.04

Finding the Fourth Proportional to 35,979.17, 49,651.45 and 19,847.04

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Solution

The fourth proportional to 35,979.17, 49,651.45 and 19,847.04 is: 27,389.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,979.17 : 49,651.45 = 19,847.04 : x
  2. Step 2: Convert to fraction form
    35,979.17/49,651.45 = 19,847.04/x
  3. Step 3: Cross multiply
    35,979.17x = 49,651.45 × 19,847.04
  4. Step 4: Simplify right side
    35,979.17x = 985,434,357.69
  5. Step 5: Solve for x
    x = 985,434,357.69/35,979.17
  6. Step 6: Final answer
    x = 27,389.03

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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.