Home / 35,617.82-49,149.28-19,701.92

Finding the Fourth Proportional to 35,617.82, 49,149.28 and 19,701.92

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Solution

The fourth proportional to 35,617.82, 49,149.28 and 19,701.92 is: 27,186.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,617.82 : 49,149.28 = 19,701.92 : x
  2. Step 2: Convert to fraction form
    35,617.82/49,149.28 = 19,701.92/x
  3. Step 3: Cross multiply
    35,617.82x = 49,149.28 × 19,701.92
  4. Step 4: Simplify right side
    35,617.82x = 968,335,182.62
  5. Step 5: Solve for x
    x = 968,335,182.62/35,617.82
  6. Step 6: Final answer
    x = 27,186.82

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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.