Home / 47,699.30-71,561.03-33,686.70

Finding the Fourth Proportional to 47,699.30, 71,561.03 and 33,686.70

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Solution

The fourth proportional to 47,699.30, 71,561.03 and 33,686.70 is: 50,538.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,699.30 : 71,561.03 = 33,686.70 : x
  2. Step 2: Convert to fraction form
    47,699.30/71,561.03 = 33,686.70/x
  3. Step 3: Cross multiply
    47,699.30x = 71,561.03 × 33,686.70
  4. Step 4: Simplify right side
    47,699.30x = 2,410,654,780.87
  5. Step 5: Solve for x
    x = 2,410,654,780.87/47,699.30
  6. Step 6: Final answer
    x = 50,538.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.