Home / 38,404.79-52,998.83-21,410.11

Finding the Fourth Proportional to 38,404.79, 52,998.83 and 21,410.11

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Solution

The fourth proportional to 38,404.79, 52,998.83 and 21,410.11 is: 29,546.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,404.79 : 52,998.83 = 21,410.11 : x
  2. Step 2: Convert to fraction form
    38,404.79/52,998.83 = 21,410.11/x
  3. Step 3: Cross multiply
    38,404.79x = 52,998.83 × 21,410.11
  4. Step 4: Simplify right side
    38,404.79x = 1,134,710,780.17
  5. Step 5: Solve for x
    x = 1,134,710,780.17/38,404.79
  6. Step 6: Final answer
    x = 29,546.07

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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.