Home / 17,956.64-24,781.20-9,998.84

Finding the Fourth Proportional to 17,956.64, 24,781.20 and 9,998.84

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Solution

The fourth proportional to 17,956.64, 24,781.20 and 9,998.84 is: 13,798.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,956.64 : 24,781.20 = 9,998.84 : x
  2. Step 2: Convert to fraction form
    17,956.64/24,781.20 = 9,998.84/x
  3. Step 3: Cross multiply
    17,956.64x = 24,781.20 × 9,998.84
  4. Step 4: Simplify right side
    17,956.64x = 247,783,253.81
  5. Step 5: Solve for x
    x = 247,783,253.81/17,956.64
  6. Step 6: Final answer
    x = 13,798.98

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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.