Home / 35,911.87-49,557.51-19,995.97

Finding the Fourth Proportional to 35,911.87, 49,557.51 and 19,995.97

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Solution

The fourth proportional to 35,911.87, 49,557.51 and 19,995.97 is: 27,593.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,911.87 : 49,557.51 = 19,995.97 : x
  2. Step 2: Convert to fraction form
    35,911.87/49,557.51 = 19,995.97/x
  3. Step 3: Cross multiply
    35,911.87x = 49,557.51 × 19,995.97
  4. Step 4: Simplify right side
    35,911.87x = 990,950,483.23
  5. Step 5: Solve for x
    x = 990,950,483.23/35,911.87
  6. Step 6: Final answer
    x = 27,593.95

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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.