Home / 17,986.02-26,981.49-6,136.61

Finding the Fourth Proportional to 17,986.02, 26,981.49 and 6,136.61

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Solution

The fourth proportional to 17,986.02, 26,981.49 and 6,136.61 is: 9,205.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,986.02 : 26,981.49 = 6,136.61 : x
  2. Step 2: Convert to fraction form
    17,986.02/26,981.49 = 6,136.61/x
  3. Step 3: Cross multiply
    17,986.02x = 26,981.49 × 6,136.61
  4. Step 4: Simplify right side
    17,986.02x = 165,574,881.35
  5. Step 5: Solve for x
    x = 165,574,881.35/17,986.02
  6. Step 6: Final answer
    x = 9,205.76

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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.