Home / 47,111.88-70,670.24-12,051.84

Finding the Fourth Proportional to 47,111.88, 70,670.24 and 12,051.84

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Solution

The fourth proportional to 47,111.88, 70,670.24 and 12,051.84 is: 18,078.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,111.88 : 70,670.24 = 12,051.84 : x
  2. Step 2: Convert to fraction form
    47,111.88/70,670.24 = 12,051.84/x
  3. Step 3: Cross multiply
    47,111.88x = 70,670.24 × 12,051.84
  4. Step 4: Simplify right side
    47,111.88x = 851,706,425.24
  5. Step 5: Solve for x
    x = 851,706,425.24/47,111.88
  6. Step 6: Final answer
    x = 18,078.38

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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.