Home / 36,490.91-54,599.67-25,985.21

Finding the Fourth Proportional to 36,490.91, 54,599.67 and 25,985.21

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Solution

The fourth proportional to 36,490.91, 54,599.67 and 25,985.21 is: 38,880.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,490.91 : 54,599.67 = 25,985.21 : x
  2. Step 2: Convert to fraction form
    36,490.91/54,599.67 = 25,985.21/x
  3. Step 3: Cross multiply
    36,490.91x = 54,599.67 × 25,985.21
  4. Step 4: Simplify right side
    36,490.91x = 1,418,783,617.88
  5. Step 5: Solve for x
    x = 1,418,783,617.88/36,490.91
  6. Step 6: Final answer
    x = 38,880.47

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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.