Home / 35,585.28-49,105.92-19,666.88

Finding the Fourth Proportional to 35,585.28, 49,105.92 and 19,666.88

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Solution

The fourth proportional to 35,585.28, 49,105.92 and 19,666.88 is: 27,139.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,585.28 : 49,105.92 = 19,666.88 : x
  2. Step 2: Convert to fraction form
    35,585.28/49,105.92 = 19,666.88/x
  3. Step 3: Cross multiply
    35,585.28x = 49,105.92 × 19,666.88
  4. Step 4: Simplify right side
    35,585.28x = 965,760,235.93
  5. Step 5: Solve for x
    x = 965,760,235.93/35,585.28
  6. Step 6: Final answer
    x = 27,139.32

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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.