Home / 16,910.08-23,320.32-11,595.52

Finding the Fourth Proportional to 16,910.08, 23,320.32 and 11,595.52

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Solution

The fourth proportional to 16,910.08, 23,320.32 and 11,595.52 is: 15,991.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,910.08 : 23,320.32 = 11,595.52 : x
  2. Step 2: Convert to fraction form
    16,910.08/23,320.32 = 11,595.52/x
  3. Step 3: Cross multiply
    16,910.08x = 23,320.32 × 11,595.52
  4. Step 4: Simplify right side
    16,910.08x = 270,411,236.97
  5. Step 5: Solve for x
    x = 270,411,236.97/16,910.08
  6. Step 6: Final answer
    x = 15,991.13

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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.