Home / 35,970.72-49,638.87-20,054.22

Finding the Fourth Proportional to 35,970.72, 49,638.87 and 20,054.22

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Solution

The fourth proportional to 35,970.72, 49,638.87 and 20,054.22 is: 27,674.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,970.72 : 49,638.87 = 20,054.22 : x
  2. Step 2: Convert to fraction form
    35,970.72/49,638.87 = 20,054.22/x
  3. Step 3: Cross multiply
    35,970.72x = 49,638.87 × 20,054.22
  4. Step 4: Simplify right side
    35,970.72x = 995,468,819.53
  5. Step 5: Solve for x
    x = 995,468,819.53/35,970.72
  6. Step 6: Final answer
    x = 27,674.42

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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.