Home / 36,305.01-54,478.98-19,664.64

Finding the Fourth Proportional to 36,305.01, 54,478.98 and 19,664.64

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Solution

The fourth proportional to 36,305.01, 54,478.98 and 19,664.64 is: 29,508.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,305.01 : 54,478.98 = 19,664.64 : x
  2. Step 2: Convert to fraction form
    36,305.01/54,478.98 = 19,664.64/x
  3. Step 3: Cross multiply
    36,305.01x = 54,478.98 × 19,664.64
  4. Step 4: Simplify right side
    36,305.01x = 1,071,309,529.27
  5. Step 5: Solve for x
    x = 1,071,309,529.27/36,305.01
  6. Step 6: Final answer
    x = 29,508.59

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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.