Home / 47,233.86-70,858.48-13,957.28

Finding the Fourth Proportional to 47,233.86, 70,858.48 and 13,957.28

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Solution

The fourth proportional to 47,233.86, 70,858.48 and 13,957.28 is: 20,938.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,233.86 : 70,858.48 = 13,957.28 : x
  2. Step 2: Convert to fraction form
    47,233.86/70,858.48 = 13,957.28/x
  3. Step 3: Cross multiply
    47,233.86x = 70,858.48 × 13,957.28
  4. Step 4: Simplify right side
    47,233.86x = 988,991,645.73
  5. Step 5: Solve for x
    x = 988,991,645.73/47,233.86
  6. Step 6: Final answer
    x = 20,938.19

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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.