Home / 47,222.23-70,841.03-13,945.66

Finding the Fourth Proportional to 47,222.23, 70,841.03 and 13,945.66

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Solution

The fourth proportional to 47,222.23, 70,841.03 and 13,945.66 is: 20,920.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,222.23 : 70,841.03 = 13,945.66 : x
  2. Step 2: Convert to fraction form
    47,222.23/70,841.03 = 13,945.66/x
  3. Step 3: Cross multiply
    47,222.23x = 70,841.03 × 13,945.66
  4. Step 4: Simplify right side
    47,222.23x = 987,924,918.43
  5. Step 5: Solve for x
    x = 987,924,918.43/47,222.23
  6. Step 6: Final answer
    x = 20,920.76

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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.