Home / 51,685.28-77,529.48-14,245.97

Finding the Fourth Proportional to 51,685.28, 77,529.48 and 14,245.97

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Solution

The fourth proportional to 51,685.28, 77,529.48 and 14,245.97 is: 21,369.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,685.28 : 77,529.48 = 14,245.97 : x
  2. Step 2: Convert to fraction form
    51,685.28/77,529.48 = 14,245.97/x
  3. Step 3: Cross multiply
    51,685.28x = 77,529.48 × 14,245.97
  4. Step 4: Simplify right side
    51,685.28x = 1,104,482,258.55
  5. Step 5: Solve for x
    x = 1,104,482,258.55/51,685.28
  6. Step 6: Final answer
    x = 21,369.38

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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.