Home / 51,447.24-77,169.96-14,006.70

Finding the Fourth Proportional to 51,447.24, 77,169.96 and 14,006.70

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Solution

The fourth proportional to 51,447.24, 77,169.96 and 14,006.70 is: 21,009.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,447.24 : 77,169.96 = 14,006.70 : x
  2. Step 2: Convert to fraction form
    51,447.24/77,169.96 = 14,006.70/x
  3. Step 3: Cross multiply
    51,447.24x = 77,169.96 × 14,006.70
  4. Step 4: Simplify right side
    51,447.24x = 1,080,896,478.73
  5. Step 5: Solve for x
    x = 1,080,896,478.73/51,447.24
  6. Step 6: Final answer
    x = 21,009.80

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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.