Home / 47,107.91-70,671.59-15,519.89

Finding the Fourth Proportional to 47,107.91, 70,671.59 and 15,519.89

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Solution

The fourth proportional to 47,107.91, 70,671.59 and 15,519.89 is: 23,283.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,107.91 : 70,671.59 = 15,519.89 : x
  2. Step 2: Convert to fraction form
    47,107.91/70,671.59 = 15,519.89/x
  3. Step 3: Cross multiply
    47,107.91x = 70,671.59 × 15,519.89
  4. Step 4: Simplify right side
    47,107.91x = 1,096,814,988.37
  5. Step 5: Solve for x
    x = 1,096,814,988.37/47,107.91
  6. Step 6: Final answer
    x = 23,283.03

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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.