Home / 47,107.43-70,645.96-15,509.97

Finding the Fourth Proportional to 47,107.43, 70,645.96 and 15,509.97

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Solution

The fourth proportional to 47,107.43, 70,645.96 and 15,509.97 is: 23,259.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,107.43 : 70,645.96 = 15,509.97 : x
  2. Step 2: Convert to fraction form
    47,107.43/70,645.96 = 15,509.97/x
  3. Step 3: Cross multiply
    47,107.43x = 70,645.96 × 15,509.97
  4. Step 4: Simplify right side
    47,107.43x = 1,095,716,397.14
  5. Step 5: Solve for x
    x = 1,095,716,397.14/47,107.43
  6. Step 6: Final answer
    x = 23,259.95

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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.