Home / 35,174.55-48,542.19-20,069.67

Finding the Fourth Proportional to 35,174.55, 48,542.19 and 20,069.67

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Solution

The fourth proportional to 35,174.55, 48,542.19 and 20,069.67 is: 27,696.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,174.55 : 48,542.19 = 20,069.67 : x
  2. Step 2: Convert to fraction form
    35,174.55/48,542.19 = 20,069.67/x
  3. Step 3: Cross multiply
    35,174.55x = 48,542.19 × 20,069.67
  4. Step 4: Simplify right side
    35,174.55x = 974,225,734.38
  5. Step 5: Solve for x
    x = 974,225,734.38/35,174.55
  6. Step 6: Final answer
    x = 27,696.89

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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.