Home / 17,958.71-24,781.34-10,405.33

Finding the Fourth Proportional to 17,958.71, 24,781.34 and 10,405.33

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Solution

The fourth proportional to 17,958.71, 24,781.34 and 10,405.33 is: 14,358.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,958.71 : 24,781.34 = 10,405.33 : x
  2. Step 2: Convert to fraction form
    17,958.71/24,781.34 = 10,405.33/x
  3. Step 3: Cross multiply
    17,958.71x = 24,781.34 × 10,405.33
  4. Step 4: Simplify right side
    17,958.71x = 257,857,984.60
  5. Step 5: Solve for x
    x = 257,857,984.60/17,958.71
  6. Step 6: Final answer
    x = 14,358.38

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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.