Home / 25,231.80-37,823.70-9,432.60

Finding the Fourth Proportional to 25,231.80, 37,823.70 and 9,432.60

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Solution

The fourth proportional to 25,231.80, 37,823.70 and 9,432.60 is: 14,139.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,231.80 : 37,823.70 = 9,432.60 : x
  2. Step 2: Convert to fraction form
    25,231.80/37,823.70 = 9,432.60/x
  3. Step 3: Cross multiply
    25,231.80x = 37,823.70 × 9,432.60
  4. Step 4: Simplify right side
    25,231.80x = 356,775,832.62
  5. Step 5: Solve for x
    x = 356,775,832.62/25,231.80
  6. Step 6: Final answer
    x = 14,139.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.