Home / 47,103.19-70,662.48-13,824.34

Finding the Fourth Proportional to 47,103.19, 70,662.48 and 13,824.34

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Solution

The fourth proportional to 47,103.19, 70,662.48 and 13,824.34 is: 20,738.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,103.19 : 70,662.48 = 13,824.34 : x
  2. Step 2: Convert to fraction form
    47,103.19/70,662.48 = 13,824.34/x
  3. Step 3: Cross multiply
    47,103.19x = 70,662.48 × 13,824.34
  4. Step 4: Simplify right side
    47,103.19x = 976,862,148.76
  5. Step 5: Solve for x
    x = 976,862,148.76/47,103.19
  6. Step 6: Final answer
    x = 20,738.77

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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.