Home / 47,735.29-71,630.69-19,658.17

Finding the Fourth Proportional to 47,735.29, 71,630.69 and 19,658.17

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Solution

The fourth proportional to 47,735.29, 71,630.69 and 19,658.17 is: 29,498.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,735.29 : 71,630.69 = 19,658.17 : x
  2. Step 2: Convert to fraction form
    47,735.29/71,630.69 = 19,658.17/x
  3. Step 3: Cross multiply
    47,735.29x = 71,630.69 × 19,658.17
  4. Step 4: Simplify right side
    47,735.29x = 1,408,128,003.87
  5. Step 5: Solve for x
    x = 1,408,128,003.87/47,735.29
  6. Step 6: Final answer
    x = 29,498.68

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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.