Home / 36,638.92-54,921.45-14,443.70

Finding the Fourth Proportional to 36,638.92, 54,921.45 and 14,443.70

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Solution

The fourth proportional to 36,638.92, 54,921.45 and 14,443.70 is: 21,650.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,638.92 : 54,921.45 = 14,443.70 : x
  2. Step 2: Convert to fraction form
    36,638.92/54,921.45 = 14,443.70/x
  3. Step 3: Cross multiply
    36,638.92x = 54,921.45 × 14,443.70
  4. Step 4: Simplify right side
    36,638.92x = 793,268,947.37
  5. Step 5: Solve for x
    x = 793,268,947.37/36,638.92
  6. Step 6: Final answer
    x = 21,650.99

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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.