Home / 35,909.76-49,554.60-19,993.88

Finding the Fourth Proportional to 35,909.76, 49,554.60 and 19,993.88

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Solution

The fourth proportional to 35,909.76, 49,554.60 and 19,993.88 is: 27,591.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,909.76 : 49,554.60 = 19,993.88 : x
  2. Step 2: Convert to fraction form
    35,909.76/49,554.60 = 19,993.88/x
  3. Step 3: Cross multiply
    35,909.76x = 49,554.60 × 19,993.88
  4. Step 4: Simplify right side
    35,909.76x = 990,788,725.85
  5. Step 5: Solve for x
    x = 990,788,725.85/35,909.76
  6. Step 6: Final answer
    x = 27,591.07

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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.