Home / 14,976.22-20,662.17-9,674.62

Finding the Fourth Proportional to 14,976.22, 20,662.17 and 9,674.62

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Solution

The fourth proportional to 14,976.22, 20,662.17 and 9,674.62 is: 13,347.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,976.22 : 20,662.17 = 9,674.62 : x
  2. Step 2: Convert to fraction form
    14,976.22/20,662.17 = 9,674.62/x
  3. Step 3: Cross multiply
    14,976.22x = 20,662.17 × 9,674.62
  4. Step 4: Simplify right side
    14,976.22x = 199,898,643.13
  5. Step 5: Solve for x
    x = 199,898,643.13/14,976.22
  6. Step 6: Final answer
    x = 13,347.74

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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.