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Finding the Fourth Proportional to 51,606.76, 77,410.26 and 14,670.76

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Solution

The fourth proportional to 51,606.76, 77,410.26 and 14,670.76 is: 22,006.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,606.76 : 77,410.26 = 14,670.76 : x
  2. Step 2: Convert to fraction form
    51,606.76/77,410.26 = 14,670.76/x
  3. Step 3: Cross multiply
    51,606.76x = 77,410.26 × 14,670.76
  4. Step 4: Simplify right side
    51,606.76x = 1,135,667,346.00
  5. Step 5: Solve for x
    x = 1,135,667,346.00/51,606.76
  6. Step 6: Final answer
    x = 22,006.17

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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.