Home / 17,913.94-24,721.26-9,956.90

Finding the Fourth Proportional to 17,913.94, 24,721.26 and 9,956.90

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Solution

The fourth proportional to 17,913.94, 24,721.26 and 9,956.90 is: 13,740.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,913.94 : 24,721.26 = 9,956.90 : x
  2. Step 2: Convert to fraction form
    17,913.94/24,721.26 = 9,956.90/x
  3. Step 3: Cross multiply
    17,913.94x = 24,721.26 × 9,956.90
  4. Step 4: Simplify right side
    17,913.94x = 246,147,113.69
  5. Step 5: Solve for x
    x = 246,147,113.69/17,913.94
  6. Step 6: Final answer
    x = 13,740.53

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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.