Home / 14,598.12-20,144.19-8,222.68

Finding the Fourth Proportional to 14,598.12, 20,144.19 and 8,222.68

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Solution

The fourth proportional to 14,598.12, 20,144.19 and 8,222.68 is: 11,346.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,598.12 : 20,144.19 = 8,222.68 : x
  2. Step 2: Convert to fraction form
    14,598.12/20,144.19 = 8,222.68/x
  3. Step 3: Cross multiply
    14,598.12x = 20,144.19 × 8,222.68
  4. Step 4: Simplify right side
    14,598.12x = 165,639,127.51
  5. Step 5: Solve for x
    x = 165,639,127.51/14,598.12
  6. Step 6: Final answer
    x = 11,346.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.