Home / 34,177.55-47,163.87-20,030.09

Finding the Fourth Proportional to 34,177.55, 47,163.87 and 20,030.09

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Solution

The fourth proportional to 34,177.55, 47,163.87 and 20,030.09 is: 27,640.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,177.55 : 47,163.87 = 20,030.09 : x
  2. Step 2: Convert to fraction form
    34,177.55/47,163.87 = 20,030.09/x
  3. Step 3: Cross multiply
    34,177.55x = 47,163.87 × 20,030.09
  4. Step 4: Simplify right side
    34,177.55x = 944,696,325.03
  5. Step 5: Solve for x
    x = 944,696,325.03/34,177.55
  6. Step 6: Final answer
    x = 27,640.85

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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.