Home / 35,768.79-49,358.97-19,853.10

Finding the Fourth Proportional to 35,768.79, 49,358.97 and 19,853.10

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Solution

The fourth proportional to 35,768.79, 49,358.97 and 19,853.10 is: 27,396.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,768.79 : 49,358.97 = 19,853.10 : x
  2. Step 2: Convert to fraction form
    35,768.79/49,358.97 = 19,853.10/x
  3. Step 3: Cross multiply
    35,768.79x = 49,358.97 × 19,853.10
  4. Step 4: Simplify right side
    35,768.79x = 979,928,567.31
  5. Step 5: Solve for x
    x = 979,928,567.31/35,768.79
  6. Step 6: Final answer
    x = 27,396.19

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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.