Home / 19,867.76-29,803.28-10,001.96

Finding the Fourth Proportional to 19,867.76, 29,803.28 and 10,001.96

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Solution

The fourth proportional to 19,867.76, 29,803.28 and 10,001.96 is: 15,003.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,867.76 : 29,803.28 = 10,001.96 : x
  2. Step 2: Convert to fraction form
    19,867.76/29,803.28 = 10,001.96/x
  3. Step 3: Cross multiply
    19,867.76x = 29,803.28 × 10,001.96
  4. Step 4: Simplify right side
    19,867.76x = 298,091,214.43
  5. Step 5: Solve for x
    x = 298,091,214.43/19,867.76
  6. Step 6: Final answer
    x = 15,003.77

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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.