Home / 35,999.55-49,679.19-20,083.96

Finding the Fourth Proportional to 35,999.55, 49,679.19 and 20,083.96

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Solution

The fourth proportional to 35,999.55, 49,679.19 and 20,083.96 is: 27,715.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,999.55 : 49,679.19 = 20,083.96 : x
  2. Step 2: Convert to fraction form
    35,999.55/49,679.19 = 20,083.96/x
  3. Step 3: Cross multiply
    35,999.55x = 49,679.19 × 20,083.96
  4. Step 4: Simplify right side
    35,999.55x = 997,754,926.89
  5. Step 5: Solve for x
    x = 997,754,926.89/35,999.55
  6. Step 6: Final answer
    x = 27,715.76

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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.