Home / 35,772.27-49,367.97-19,856.99

Finding the Fourth Proportional to 35,772.27, 49,367.97 and 19,856.99

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Solution

The fourth proportional to 35,772.27, 49,367.97 and 19,856.99 is: 27,403.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,772.27 : 49,367.97 = 19,856.99 : x
  2. Step 2: Convert to fraction form
    35,772.27/49,367.97 = 19,856.99/x
  3. Step 3: Cross multiply
    35,772.27x = 49,367.97 × 19,856.99
  4. Step 4: Simplify right side
    35,772.27x = 980,299,039.77
  5. Step 5: Solve for x
    x = 980,299,039.77/35,772.27
  6. Step 6: Final answer
    x = 27,403.88

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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.