Home / 14,503.30-21,761.16-6,071.78

Finding the Fourth Proportional to 14,503.30, 21,761.16 and 6,071.78

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Solution

The fourth proportional to 14,503.30, 21,761.16 and 6,071.78 is: 9,110.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,503.30 : 21,761.16 = 6,071.78 : x
  2. Step 2: Convert to fraction form
    14,503.30/21,761.16 = 6,071.78/x
  3. Step 3: Cross multiply
    14,503.30x = 21,761.16 × 6,071.78
  4. Step 4: Simplify right side
    14,503.30x = 132,128,890.09
  5. Step 5: Solve for x
    x = 132,128,890.09/14,503.30
  6. Step 6: Final answer
    x = 9,110.26

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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.