Home / 47,107.34-70,660.01-13,826.66

Finding the Fourth Proportional to 47,107.34, 70,660.01 and 13,826.66

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Solution

The fourth proportional to 47,107.34, 70,660.01 and 13,826.66 is: 20,739.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,107.34 : 70,660.01 = 13,826.66 : x
  2. Step 2: Convert to fraction form
    47,107.34/70,660.01 = 13,826.66/x
  3. Step 3: Cross multiply
    47,107.34x = 70,660.01 × 13,826.66
  4. Step 4: Simplify right side
    47,107.34x = 976,991,933.87
  5. Step 5: Solve for x
    x = 976,991,933.87/47,107.34
  6. Step 6: Final answer
    x = 20,739.70

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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.