Home / 15,520.52-23,282.96-4,987.01

Finding the Fourth Proportional to 15,520.52, 23,282.96 and 4,987.01

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Solution

The fourth proportional to 15,520.52, 23,282.96 and 4,987.01 is: 7,481.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,520.52 : 23,282.96 = 4,987.01 : x
  2. Step 2: Convert to fraction form
    15,520.52/23,282.96 = 4,987.01/x
  3. Step 3: Cross multiply
    15,520.52x = 23,282.96 × 4,987.01
  4. Step 4: Simplify right side
    15,520.52x = 116,112,213.00
  5. Step 5: Solve for x
    x = 116,112,213.00/15,520.52
  6. Step 6: Final answer
    x = 7,481.21

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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.