Home / 36,016.18-49,694.30-20,900.04

Finding the Fourth Proportional to 36,016.18, 49,694.30 and 20,900.04

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Solution

The fourth proportional to 36,016.18, 49,694.30 and 20,900.04 is: 28,837.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,016.18 : 49,694.30 = 20,900.04 : x
  2. Step 2: Convert to fraction form
    36,016.18/49,694.30 = 20,900.04/x
  3. Step 3: Cross multiply
    36,016.18x = 49,694.30 × 20,900.04
  4. Step 4: Simplify right side
    36,016.18x = 1,038,612,857.77
  5. Step 5: Solve for x
    x = 1,038,612,857.77/36,016.18
  6. Step 6: Final answer
    x = 28,837.40

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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.