Home / 15,977.25-23,957.45-8,485.01

Finding the Fourth Proportional to 15,977.25, 23,957.45 and 8,485.01

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Solution

The fourth proportional to 15,977.25, 23,957.45 and 8,485.01 is: 12,723.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,977.25 : 23,957.45 = 8,485.01 : x
  2. Step 2: Convert to fraction form
    15,977.25/23,957.45 = 8,485.01/x
  3. Step 3: Cross multiply
    15,977.25x = 23,957.45 × 8,485.01
  4. Step 4: Simplify right side
    15,977.25x = 203,279,040.61
  5. Step 5: Solve for x
    x = 203,279,040.61/15,977.25
  6. Step 6: Final answer
    x = 12,723.03

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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.