Home / 36,649.32-54,976.26-13,275.96

Finding the Fourth Proportional to 36,649.32, 54,976.26 and 13,275.96

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Solution

The fourth proportional to 36,649.32, 54,976.26 and 13,275.96 is: 19,914.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,649.32 : 54,976.26 = 13,275.96 : x
  2. Step 2: Convert to fraction form
    36,649.32/54,976.26 = 13,275.96/x
  3. Step 3: Cross multiply
    36,649.32x = 54,976.26 × 13,275.96
  4. Step 4: Simplify right side
    36,649.32x = 729,862,628.71
  5. Step 5: Solve for x
    x = 729,862,628.71/36,649.32
  6. Step 6: Final answer
    x = 19,914.77

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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.