Home / 14,561.04-21,819.93-7,531.68

Finding the Fourth Proportional to 14,561.04, 21,819.93 and 7,531.68

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Solution

The fourth proportional to 14,561.04, 21,819.93 and 7,531.68 is: 11,286.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,561.04 : 21,819.93 = 7,531.68 : x
  2. Step 2: Convert to fraction form
    14,561.04/21,819.93 = 7,531.68/x
  3. Step 3: Cross multiply
    14,561.04x = 21,819.93 × 7,531.68
  4. Step 4: Simplify right side
    14,561.04x = 164,340,730.38
  5. Step 5: Solve for x
    x = 164,340,730.38/14,561.04
  6. Step 6: Final answer
    x = 11,286.33

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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.