Home / 19,956.14-29,952.76-10,102.30

Finding the Fourth Proportional to 19,956.14, 29,952.76 and 10,102.30

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Solution

The fourth proportional to 19,956.14, 29,952.76 and 10,102.30 is: 15,162.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,956.14 : 29,952.76 = 10,102.30 : x
  2. Step 2: Convert to fraction form
    19,956.14/29,952.76 = 10,102.30/x
  3. Step 3: Cross multiply
    19,956.14x = 29,952.76 × 10,102.30
  4. Step 4: Simplify right side
    19,956.14x = 302,591,767.35
  5. Step 5: Solve for x
    x = 302,591,767.35/19,956.14
  6. Step 6: Final answer
    x = 15,162.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.