Home / 23,890.29-32,859-19,164.21

Finding the Fourth Proportional to 23,890.29, 32,859 and 19,164.21

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Solution

The fourth proportional to 23,890.29, 32,859 and 19,164.21 is: 26,358.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,890.29 : 32,859 = 19,164.21 : x
  2. Step 2: Convert to fraction form
    23,890.29/32,859 = 19,164.21/x
  3. Step 3: Cross multiply
    23,890.29x = 32,859 × 19,164.21
  4. Step 4: Simplify right side
    23,890.29x = 629,716,776.39
  5. Step 5: Solve for x
    x = 629,716,776.39/23,890.29
  6. Step 6: Final answer
    x = 26,358.69

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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.