Home / 17,944.14-24,762.84-9,988.20

Finding the Fourth Proportional to 17,944.14, 24,762.84 and 9,988.20

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Solution

The fourth proportional to 17,944.14, 24,762.84 and 9,988.20 is: 13,783.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,944.14 : 24,762.84 = 9,988.20 : x
  2. Step 2: Convert to fraction form
    17,944.14/24,762.84 = 9,988.20/x
  3. Step 3: Cross multiply
    17,944.14x = 24,762.84 × 9,988.20
  4. Step 4: Simplify right side
    17,944.14x = 247,336,198.49
  5. Step 5: Solve for x
    x = 247,336,198.49/17,944.14
  6. Step 6: Final answer
    x = 13,783.68

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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.