Home / 14,999.22-22,481.76-6,666.72

Finding the Fourth Proportional to 14,999.22, 22,481.76 and 6,666.72

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Solution

The fourth proportional to 14,999.22, 22,481.76 and 6,666.72 is: 9,992.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,999.22 : 22,481.76 = 6,666.72 : x
  2. Step 2: Convert to fraction form
    14,999.22/22,481.76 = 6,666.72/x
  3. Step 3: Cross multiply
    14,999.22x = 22,481.76 × 6,666.72
  4. Step 4: Simplify right side
    14,999.22x = 149,879,599.03
  5. Step 5: Solve for x
    x = 149,879,599.03/14,999.22
  6. Step 6: Final answer
    x = 9,992.49

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1.5x scale

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.