Home / 23,871.48-32,956.40-15,939.96

Finding the Fourth Proportional to 23,871.48, 32,956.40 and 15,939.96

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Solution

The fourth proportional to 23,871.48, 32,956.40 and 15,939.96 is: 22,006.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,871.48 : 32,956.40 = 15,939.96 : x
  2. Step 2: Convert to fraction form
    23,871.48/32,956.40 = 15,939.96/x
  3. Step 3: Cross multiply
    23,871.48x = 32,956.40 × 15,939.96
  4. Step 4: Simplify right side
    23,871.48x = 525,323,697.74
  5. Step 5: Solve for x
    x = 525,323,697.74/23,871.48
  6. Step 6: Final answer
    x = 22,006.33

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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.