Home / 14,074.24-21,087.98-9,905.52

Finding the Fourth Proportional to 14,074.24, 21,087.98 and 9,905.52

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Solution

The fourth proportional to 14,074.24, 21,087.98 and 9,905.52 is: 14,841.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,074.24 : 21,087.98 = 9,905.52 : x
  2. Step 2: Convert to fraction form
    14,074.24/21,087.98 = 9,905.52/x
  3. Step 3: Cross multiply
    14,074.24x = 21,087.98 × 9,905.52
  4. Step 4: Simplify right side
    14,074.24x = 208,887,407.65
  5. Step 5: Solve for x
    x = 208,887,407.65/14,074.24
  6. Step 6: Final answer
    x = 14,841.83

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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.