Home / 47,905.92-66,104.64-26,681.76

Finding the Fourth Proportional to 47,905.92, 66,104.64 and 26,681.76

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Solution

The fourth proportional to 47,905.92, 66,104.64 and 26,681.76 is: 36,817.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,905.92 : 66,104.64 = 26,681.76 : x
  2. Step 2: Convert to fraction form
    47,905.92/66,104.64 = 26,681.76/x
  3. Step 3: Cross multiply
    47,905.92x = 66,104.64 × 26,681.76
  4. Step 4: Simplify right side
    47,905.92x = 1,763,788,139.37
  5. Step 5: Solve for x
    x = 1,763,788,139.37/47,905.92
  6. Step 6: Final answer
    x = 36,817.75

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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.