Home / 16,588.36-22,890.90-9,136.36

Finding the Fourth Proportional to 16,588.36, 22,890.90 and 9,136.36

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Solution

The fourth proportional to 16,588.36, 22,890.90 and 9,136.36 is: 12,607.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,588.36 : 22,890.90 = 9,136.36 : x
  2. Step 2: Convert to fraction form
    16,588.36/22,890.90 = 9,136.36/x
  3. Step 3: Cross multiply
    16,588.36x = 22,890.90 × 9,136.36
  4. Step 4: Simplify right side
    16,588.36x = 209,139,503.12
  5. Step 5: Solve for x
    x = 209,139,503.12/16,588.36
  6. Step 6: Final answer
    x = 12,607.61

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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.