Home / 15,811.62-23,714.73-5,280.44

Finding the Fourth Proportional to 15,811.62, 23,714.73 and 5,280.44

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Solution

The fourth proportional to 15,811.62, 23,714.73 and 5,280.44 is: 7,919.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,811.62 : 23,714.73 = 5,280.44 : x
  2. Step 2: Convert to fraction form
    15,811.62/23,714.73 = 5,280.44/x
  3. Step 3: Cross multiply
    15,811.62x = 23,714.73 × 5,280.44
  4. Step 4: Simplify right side
    15,811.62x = 125,224,287.97
  5. Step 5: Solve for x
    x = 125,224,287.97/15,811.62
  6. Step 6: Final answer
    x = 7,919.77

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1.5x scale

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.