Home / 23,500.05-32,429.45-13,939.89

Finding the Fourth Proportional to 23,500.05, 32,429.45 and 13,939.89

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Solution

The fourth proportional to 23,500.05, 32,429.45 and 13,939.89 is: 19,236.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,500.05 : 32,429.45 = 13,939.89 : x
  2. Step 2: Convert to fraction form
    23,500.05/32,429.45 = 13,939.89/x
  3. Step 3: Cross multiply
    23,500.05x = 32,429.45 × 13,939.89
  4. Step 4: Simplify right side
    23,500.05x = 452,062,896.06
  5. Step 5: Solve for x
    x = 452,062,896.06/23,500.05
  6. Step 6: Final answer
    x = 19,236.68

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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.