Home / 47,898.40-66,099.72-26,679.52

Finding the Fourth Proportional to 47,898.40, 66,099.72 and 26,679.52

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Solution

The fourth proportional to 47,898.40, 66,099.72 and 26,679.52 is: 36,817.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,898.40 : 66,099.72 = 26,679.52 : x
  2. Step 2: Convert to fraction form
    47,898.40/66,099.72 = 26,679.52/x
  3. Step 3: Cross multiply
    47,898.40x = 66,099.72 × 26,679.52
  4. Step 4: Simplify right side
    47,898.40x = 1,763,508,801.73
  5. Step 5: Solve for x
    x = 1,763,508,801.73/47,898.40
  6. Step 6: Final answer
    x = 36,817.70

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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.