Home / 35,984.89-49,660.19-20,070.38

Finding the Fourth Proportional to 35,984.89, 49,660.19 and 20,070.38

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Solution

The fourth proportional to 35,984.89, 49,660.19 and 20,070.38 is: 27,697.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,984.89 : 49,660.19 = 20,070.38 : x
  2. Step 2: Convert to fraction form
    35,984.89/49,660.19 = 20,070.38/x
  3. Step 3: Cross multiply
    35,984.89x = 49,660.19 × 20,070.38
  4. Step 4: Simplify right side
    35,984.89x = 996,698,983.23
  5. Step 5: Solve for x
    x = 996,698,983.23/35,984.89
  6. Step 6: Final answer
    x = 27,697.71

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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.