Home / 23,239.11-32,069.28-12,628.77

Finding the Fourth Proportional to 23,239.11, 32,069.28 and 12,628.77

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Solution

The fourth proportional to 23,239.11, 32,069.28 and 12,628.77 is: 17,427.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,239.11 : 32,069.28 = 12,628.77 : x
  2. Step 2: Convert to fraction form
    23,239.11/32,069.28 = 12,628.77/x
  3. Step 3: Cross multiply
    23,239.11x = 32,069.28 × 12,628.77
  4. Step 4: Simplify right side
    23,239.11x = 404,995,561.19
  5. Step 5: Solve for x
    x = 404,995,561.19/23,239.11
  6. Step 6: Final answer
    x = 17,427.33

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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.