Home / 35,543.38-49,049.88-19,628.91

Finding the Fourth Proportional to 35,543.38, 49,049.88 and 19,628.91

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Solution

The fourth proportional to 35,543.38, 49,049.88 and 19,628.91 is: 27,087.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,543.38 : 49,049.88 = 19,628.91 : x
  2. Step 2: Convert to fraction form
    35,543.38/49,049.88 = 19,628.91/x
  3. Step 3: Cross multiply
    35,543.38x = 49,049.88 × 19,628.91
  4. Step 4: Simplify right side
    35,543.38x = 962,795,680.03
  5. Step 5: Solve for x
    x = 962,795,680.03/35,543.38
  6. Step 6: Final answer
    x = 27,087.90

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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.