Home / 47,180.58-70,771.48-13,893.08

Finding the Fourth Proportional to 47,180.58, 70,771.48 and 13,893.08

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Solution

The fourth proportional to 47,180.58, 70,771.48 and 13,893.08 is: 20,839.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,180.58 : 70,771.48 = 13,893.08 : x
  2. Step 2: Convert to fraction form
    47,180.58/70,771.48 = 13,893.08/x
  3. Step 3: Cross multiply
    47,180.58x = 70,771.48 × 13,893.08
  4. Step 4: Simplify right side
    47,180.58x = 983,233,444.77
  5. Step 5: Solve for x
    x = 983,233,444.77/47,180.58
  6. Step 6: Final answer
    x = 20,839.79

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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.