Home / 16,767.07-23,145.65-11,317.32

Finding the Fourth Proportional to 16,767.07, 23,145.65 and 11,317.32

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Solution

The fourth proportional to 16,767.07, 23,145.65 and 11,317.32 is: 15,622.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,767.07 : 23,145.65 = 11,317.32 : x
  2. Step 2: Convert to fraction form
    16,767.07/23,145.65 = 11,317.32/x
  3. Step 3: Cross multiply
    16,767.07x = 23,145.65 × 11,317.32
  4. Step 4: Simplify right side
    16,767.07x = 261,946,727.66
  5. Step 5: Solve for x
    x = 261,946,727.66/16,767.07
  6. Step 6: Final answer
    x = 15,622.69

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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.