Home / 15,400.61-23,103.76-4,873.28

Finding the Fourth Proportional to 15,400.61, 23,103.76 and 4,873.28

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Solution

The fourth proportional to 15,400.61, 23,103.76 and 4,873.28 is: 7,310.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,400.61 : 23,103.76 = 4,873.28 : x
  2. Step 2: Convert to fraction form
    15,400.61/23,103.76 = 4,873.28/x
  3. Step 3: Cross multiply
    15,400.61x = 23,103.76 × 4,873.28
  4. Step 4: Simplify right side
    15,400.61x = 112,590,976.01
  5. Step 5: Solve for x
    x = 112,590,976.01/15,400.61
  6. Step 6: Final answer
    x = 7,310.82

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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.