Home / 51,769.69-77,656.28-14,326.63

Finding the Fourth Proportional to 51,769.69, 77,656.28 and 14,326.63

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Solution

The fourth proportional to 51,769.69, 77,656.28 and 14,326.63 is: 21,490.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,769.69 : 77,656.28 = 14,326.63 : x
  2. Step 2: Convert to fraction form
    51,769.69/77,656.28 = 14,326.63/x
  3. Step 3: Cross multiply
    51,769.69x = 77,656.28 × 14,326.63
  4. Step 4: Simplify right side
    51,769.69x = 1,112,552,524.96
  5. Step 5: Solve for x
    x = 1,112,552,524.96/51,769.69
  6. Step 6: Final answer
    x = 21,490.42

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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.