Home / 34,777.30-47,992.68-18,861.68

Finding the Fourth Proportional to 34,777.30, 47,992.68 and 18,861.68

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Solution

The fourth proportional to 34,777.30, 47,992.68 and 18,861.68 is: 26,029.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,777.30 : 47,992.68 = 18,861.68 : x
  2. Step 2: Convert to fraction form
    34,777.30/47,992.68 = 18,861.68/x
  3. Step 3: Cross multiply
    34,777.30x = 47,992.68 × 18,861.68
  4. Step 4: Simplify right side
    34,777.30x = 905,222,572.50
  5. Step 5: Solve for x
    x = 905,222,572.50/34,777.30
  6. Step 6: Final answer
    x = 26,029.12

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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.