Home / 47,980.21-66,212.52-26,759.46

Finding the Fourth Proportional to 47,980.21, 66,212.52 and 26,759.46

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Solution

The fourth proportional to 47,980.21, 66,212.52 and 26,759.46 is: 36,927.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,980.21 : 66,212.52 = 26,759.46 : x
  2. Step 2: Convert to fraction form
    47,980.21/66,212.52 = 26,759.46/x
  3. Step 3: Cross multiply
    47,980.21x = 66,212.52 × 26,759.46
  4. Step 4: Simplify right side
    47,980.21x = 1,771,811,280.44
  5. Step 5: Solve for x
    x = 1,771,811,280.44/47,980.21
  6. Step 6: Final answer
    x = 36,927.96

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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.