Home / 17,940.18-24,756.93-9,982.68

Finding the Fourth Proportional to 17,940.18, 24,756.93 and 9,982.68

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Solution

The fourth proportional to 17,940.18, 24,756.93 and 9,982.68 is: 13,775.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,940.18 : 24,756.93 = 9,982.68 : x
  2. Step 2: Convert to fraction form
    17,940.18/24,756.93 = 9,982.68/x
  3. Step 3: Cross multiply
    17,940.18x = 24,756.93 × 9,982.68
  4. Step 4: Simplify right side
    17,940.18x = 247,140,509.97
  5. Step 5: Solve for x
    x = 247,140,509.97/17,940.18
  6. Step 6: Final answer
    x = 13,775.81

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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.