Home / 15,476.58-23,183.88-7,145.34

Finding the Fourth Proportional to 15,476.58, 23,183.88 and 7,145.34

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Solution

The fourth proportional to 15,476.58, 23,183.88 and 7,145.34 is: 10,703.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,476.58 : 23,183.88 = 7,145.34 : x
  2. Step 2: Convert to fraction form
    15,476.58/23,183.88 = 7,145.34/x
  3. Step 3: Cross multiply
    15,476.58x = 23,183.88 × 7,145.34
  4. Step 4: Simplify right side
    15,476.58x = 165,656,705.12
  5. Step 5: Solve for x
    x = 165,656,705.12/15,476.58
  6. Step 6: Final answer
    x = 10,703.70

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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.