Home / 34,716.10-47,908.18-18,800.54

Finding the Fourth Proportional to 34,716.10, 47,908.18 and 18,800.54

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Solution

The fourth proportional to 34,716.10, 47,908.18 and 18,800.54 is: 25,944.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,716.10 : 47,908.18 = 18,800.54 : x
  2. Step 2: Convert to fraction form
    34,716.10/47,908.18 = 18,800.54/x
  3. Step 3: Cross multiply
    34,716.10x = 47,908.18 × 18,800.54
  4. Step 4: Simplify right side
    34,716.10x = 900,699,654.42
  5. Step 5: Solve for x
    x = 900,699,654.42/34,716.10
  6. Step 6: Final answer
    x = 25,944.72

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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.