Home / 36,746.10-55,009.80-21,947.40

Finding the Fourth Proportional to 36,746.10, 55,009.80 and 21,947.40

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Solution

The fourth proportional to 36,746.10, 55,009.80 and 21,947.40 is: 32,855.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,746.10 : 55,009.80 = 21,947.40 : x
  2. Step 2: Convert to fraction form
    36,746.10/55,009.80 = 21,947.40/x
  3. Step 3: Cross multiply
    36,746.10x = 55,009.80 × 21,947.40
  4. Step 4: Simplify right side
    36,746.10x = 1,207,322,084.52
  5. Step 5: Solve for x
    x = 1,207,322,084.52/36,746.10
  6. Step 6: Final answer
    x = 32,855.79

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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.