Home / 47,885.53-66,086.63-26,664.79

Finding the Fourth Proportional to 47,885.53, 66,086.63 and 26,664.79

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Solution

The fourth proportional to 47,885.53, 66,086.63 and 26,664.79 is: 36,799.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,885.53 : 66,086.63 = 26,664.79 : x
  2. Step 2: Convert to fraction form
    47,885.53/66,086.63 = 26,664.79/x
  3. Step 3: Cross multiply
    47,885.53x = 66,086.63 × 26,664.79
  4. Step 4: Simplify right side
    47,885.53x = 1,762,185,977.43
  5. Step 5: Solve for x
    x = 1,762,185,977.43/47,885.53
  6. Step 6: Final answer
    x = 36,799.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.