Home / 35,972.58-49,640.31-20,056.71

Finding the Fourth Proportional to 35,972.58, 49,640.31 and 20,056.71

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Solution

The fourth proportional to 35,972.58, 49,640.31 and 20,056.71 is: 27,677.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,972.58 : 49,640.31 = 20,056.71 : x
  2. Step 2: Convert to fraction form
    35,972.58/49,640.31 = 20,056.71/x
  3. Step 3: Cross multiply
    35,972.58x = 49,640.31 × 20,056.71
  4. Step 4: Simplify right side
    35,972.58x = 995,621,301.98
  5. Step 5: Solve for x
    x = 995,621,301.98/35,972.58
  6. Step 6: Final answer
    x = 27,677.23

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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.