Home / 17,958.14-24,781.05-10,403.85

Finding the Fourth Proportional to 17,958.14, 24,781.05 and 10,403.85

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Solution

The fourth proportional to 17,958.14, 24,781.05 and 10,403.85 is: 14,356.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,958.14 : 24,781.05 = 10,403.85 : x
  2. Step 2: Convert to fraction form
    17,958.14/24,781.05 = 10,403.85/x
  3. Step 3: Cross multiply
    17,958.14x = 24,781.05 × 10,403.85
  4. Step 4: Simplify right side
    17,958.14x = 257,818,327.04
  5. Step 5: Solve for x
    x = 257,818,327.04/17,958.14
  6. Step 6: Final answer
    x = 14,356.63

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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.