Home / 15,404.26-23,108.64-4,871.88

Finding the Fourth Proportional to 15,404.26, 23,108.64 and 4,871.88

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Solution

The fourth proportional to 15,404.26, 23,108.64 and 4,871.88 is: 7,308.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,404.26 : 23,108.64 = 4,871.88 : x
  2. Step 2: Convert to fraction form
    15,404.26/23,108.64 = 4,871.88/x
  3. Step 3: Cross multiply
    15,404.26x = 23,108.64 × 4,871.88
  4. Step 4: Simplify right side
    15,404.26x = 112,582,521.04
  5. Step 5: Solve for x
    x = 112,582,521.04/15,404.26
  6. Step 6: Final answer
    x = 7,308.53

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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.