Home / 51,488.89-77,222.53-14,544.25

Finding the Fourth Proportional to 51,488.89, 77,222.53 and 14,544.25

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Solution

The fourth proportional to 51,488.89, 77,222.53 and 14,544.25 is: 21,813.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,488.89 : 77,222.53 = 14,544.25 : x
  2. Step 2: Convert to fraction form
    51,488.89/77,222.53 = 14,544.25/x
  3. Step 3: Cross multiply
    51,488.89x = 77,222.53 × 14,544.25
  4. Step 4: Simplify right side
    51,488.89x = 1,123,143,781.95
  5. Step 5: Solve for x
    x = 1,123,143,781.95/51,488.89
  6. Step 6: Final answer
    x = 21,813.32

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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.