Home / 16,998.71-23,457.44-9,445.56

Finding the Fourth Proportional to 16,998.71, 23,457.44 and 9,445.56

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Solution

The fourth proportional to 16,998.71, 23,457.44 and 9,445.56 is: 13,034.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,998.71 : 23,457.44 = 9,445.56 : x
  2. Step 2: Convert to fraction form
    16,998.71/23,457.44 = 9,445.56/x
  3. Step 3: Cross multiply
    16,998.71x = 23,457.44 × 9,445.56
  4. Step 4: Simplify right side
    16,998.71x = 221,568,609.74
  5. Step 5: Solve for x
    x = 221,568,609.74/16,998.71
  6. Step 6: Final answer
    x = 13,034.44

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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.