Home / 23,189.69-32,000.87-14,123.36

Finding the Fourth Proportional to 23,189.69, 32,000.87 and 14,123.36

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Solution

The fourth proportional to 23,189.69, 32,000.87 and 14,123.36 is: 19,489.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,189.69 : 32,000.87 = 14,123.36 : x
  2. Step 2: Convert to fraction form
    23,189.69/32,000.87 = 14,123.36/x
  3. Step 3: Cross multiply
    23,189.69x = 32,000.87 × 14,123.36
  4. Step 4: Simplify right side
    23,189.69x = 451,959,922.63
  5. Step 5: Solve for x
    x = 451,959,922.63/23,189.69
  6. Step 6: Final answer
    x = 19,489.69

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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.