Home / 23,282.40-32,129.50-12,672.01

Finding the Fourth Proportional to 23,282.40, 32,129.50 and 12,672.01

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Solution

The fourth proportional to 23,282.40, 32,129.50 and 12,672.01 is: 17,487.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,282.40 : 32,129.50 = 12,672.01 : x
  2. Step 2: Convert to fraction form
    23,282.40/32,129.50 = 12,672.01/x
  3. Step 3: Cross multiply
    23,282.40x = 32,129.50 × 12,672.01
  4. Step 4: Simplify right side
    23,282.40x = 407,145,345.30
  5. Step 5: Solve for x
    x = 407,145,345.30/23,282.40
  6. Step 6: Final answer
    x = 17,487.26

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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.