Home / 14,670.18-20,244.60-8,296.68

Finding the Fourth Proportional to 14,670.18, 20,244.60 and 8,296.68

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Solution

The fourth proportional to 14,670.18, 20,244.60 and 8,296.68 is: 11,449.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,670.18 : 20,244.60 = 8,296.68 : x
  2. Step 2: Convert to fraction form
    14,670.18/20,244.60 = 8,296.68/x
  3. Step 3: Cross multiply
    14,670.18x = 20,244.60 × 8,296.68
  4. Step 4: Simplify right side
    14,670.18x = 167,962,967.93
  5. Step 5: Solve for x
    x = 167,962,967.93/14,670.18
  6. Step 6: Final answer
    x = 11,449.28

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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.