Home / 47,221.18-70,829.51-11,682.36

Finding the Fourth Proportional to 47,221.18, 70,829.51 and 11,682.36

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Solution

The fourth proportional to 47,221.18, 70,829.51 and 11,682.36 is: 17,522.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,221.18 : 70,829.51 = 11,682.36 : x
  2. Step 2: Convert to fraction form
    47,221.18/70,829.51 = 11,682.36/x
  3. Step 3: Cross multiply
    47,221.18x = 70,829.51 × 11,682.36
  4. Step 4: Simplify right side
    47,221.18x = 827,455,776.03
  5. Step 5: Solve for x
    x = 827,455,776.03/47,221.18
  6. Step 6: Final answer
    x = 17,522.98

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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.