Home / 14,580.67-21,868.66-5,218.95

Finding the Fourth Proportional to 14,580.67, 21,868.66 and 5,218.95

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Solution

The fourth proportional to 14,580.67, 21,868.66 and 5,218.95 is: 7,827.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,580.67 : 21,868.66 = 5,218.95 : x
  2. Step 2: Convert to fraction form
    14,580.67/21,868.66 = 5,218.95/x
  3. Step 3: Cross multiply
    14,580.67x = 21,868.66 × 5,218.95
  4. Step 4: Simplify right side
    14,580.67x = 114,131,443.11
  5. Step 5: Solve for x
    x = 114,131,443.11/14,580.67
  6. Step 6: Final answer
    x = 7,827.59

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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.