Home / 16,728.09-23,084.77-9,276.09

Finding the Fourth Proportional to 16,728.09, 23,084.77 and 9,276.09

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Solution

The fourth proportional to 16,728.09, 23,084.77 and 9,276.09 is: 12,801.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,728.09 : 23,084.77 = 9,276.09 : x
  2. Step 2: Convert to fraction form
    16,728.09/23,084.77 = 9,276.09/x
  3. Step 3: Cross multiply
    16,728.09x = 23,084.77 × 9,276.09
  4. Step 4: Simplify right side
    16,728.09x = 214,136,484.92
  5. Step 5: Solve for x
    x = 214,136,484.92/16,728.09
  6. Step 6: Final answer
    x = 12,801.01

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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.