Home / 36,275.72-54,392.92-18,495.41

Finding the Fourth Proportional to 36,275.72, 54,392.92 and 18,495.41

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Solution

The fourth proportional to 36,275.72, 54,392.92 and 18,495.41 is: 27,732.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,275.72 : 54,392.92 = 18,495.41 : x
  2. Step 2: Convert to fraction form
    36,275.72/54,392.92 = 18,495.41/x
  3. Step 3: Cross multiply
    36,275.72x = 54,392.92 × 18,495.41
  4. Step 4: Simplify right side
    36,275.72x = 1,006,019,038.29
  5. Step 5: Solve for x
    x = 1,006,019,038.29/36,275.72
  6. Step 6: Final answer
    x = 27,732.58

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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.