Home / 16,389.27-22,617.27-8,937.27

Finding the Fourth Proportional to 16,389.27, 22,617.27 and 8,937.27

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Solution

The fourth proportional to 16,389.27, 22,617.27 and 8,937.27 is: 12,333.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,389.27 : 22,617.27 = 8,937.27 : x
  2. Step 2: Convert to fraction form
    16,389.27/22,617.27 = 8,937.27/x
  3. Step 3: Cross multiply
    16,389.27x = 22,617.27 × 8,937.27
  4. Step 4: Simplify right side
    16,389.27x = 202,136,648.65
  5. Step 5: Solve for x
    x = 202,136,648.65/16,389.27
  6. Step 6: Final answer
    x = 12,333.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.