Home / 51,552.76-77,329.06-14,113.15

Finding the Fourth Proportional to 51,552.76, 77,329.06 and 14,113.15

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Solution

The fourth proportional to 51,552.76, 77,329.06 and 14,113.15 is: 21,169.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,552.76 : 77,329.06 = 14,113.15 : x
  2. Step 2: Convert to fraction form
    51,552.76/77,329.06 = 14,113.15/x
  3. Step 3: Cross multiply
    51,552.76x = 77,329.06 × 14,113.15
  4. Step 4: Simplify right side
    51,552.76x = 1,091,356,623.14
  5. Step 5: Solve for x
    x = 1,091,356,623.14/51,552.76
  6. Step 6: Final answer
    x = 21,169.70

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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.