Home / 31,136.23-46,644.13-26,078.55

Finding the Fourth Proportional to 31,136.23, 46,644.13 and 26,078.55

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Solution

The fourth proportional to 31,136.23, 46,644.13 and 26,078.55 is: 39,067.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,136.23 : 46,644.13 = 26,078.55 : x
  2. Step 2: Convert to fraction form
    31,136.23/46,644.13 = 26,078.55/x
  3. Step 3: Cross multiply
    31,136.23x = 46,644.13 × 26,078.55
  4. Step 4: Simplify right side
    31,136.23x = 1,216,411,276.41
  5. Step 5: Solve for x
    x = 1,216,411,276.41/31,136.23
  6. Step 6: Final answer
    x = 39,067.39

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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.