Home / 15,687.04-23,530.24-4,000

Finding the Fourth Proportional to 15,687.04, 23,530.24 and 4,000

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Solution

The fourth proportional to 15,687.04, 23,530.24 and 4,000 is: 5,999.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,687.04 : 23,530.24 = 4,000 : x
  2. Step 2: Convert to fraction form
    15,687.04/23,530.24 = 4,000/x
  3. Step 3: Cross multiply
    15,687.04x = 23,530.24 × 4,000
  4. Step 4: Simplify right side
    15,687.04x = 94,120,960
  5. Step 5: Solve for x
    x = 94,120,960/15,687.04
  6. Step 6: Final answer
    x = 5,999.92

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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.