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Finding the Fourth Proportional to 51,793.74, 77,695.01 and 14,353.81

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Solution

The fourth proportional to 51,793.74, 77,695.01 and 14,353.81 is: 21,531.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,793.74 : 77,695.01 = 14,353.81 : x
  2. Step 2: Convert to fraction form
    51,793.74/77,695.01 = 14,353.81/x
  3. Step 3: Cross multiply
    51,793.74x = 77,695.01 × 14,353.81
  4. Step 4: Simplify right side
    51,793.74x = 1,115,219,411.49
  5. Step 5: Solve for x
    x = 1,115,219,411.49/51,793.74
  6. Step 6: Final answer
    x = 21,531.93

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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.