Home / 31,596.98-47,582.99-28,136.66

Finding the Fourth Proportional to 31,596.98, 47,582.99 and 28,136.66

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Solution

The fourth proportional to 31,596.98, 47,582.99 and 28,136.66 is: 42,371.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,596.98 : 47,582.99 = 28,136.66 : x
  2. Step 2: Convert to fraction form
    31,596.98/47,582.99 = 28,136.66/x
  3. Step 3: Cross multiply
    31,596.98x = 47,582.99 × 28,136.66
  4. Step 4: Simplify right side
    31,596.98x = 1,338,826,411.41
  5. Step 5: Solve for x
    x = 1,338,826,411.41/31,596.98
  6. Step 6: Final answer
    x = 42,371.97

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.