Home / 15,429.62-23,145.78-4,336.40

Finding the Fourth Proportional to 15,429.62, 23,145.78 and 4,336.40

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Solution

The fourth proportional to 15,429.62, 23,145.78 and 4,336.40 is: 6,504.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,429.62 : 23,145.78 = 4,336.40 : x
  2. Step 2: Convert to fraction form
    15,429.62/23,145.78 = 4,336.40/x
  3. Step 3: Cross multiply
    15,429.62x = 23,145.78 × 4,336.40
  4. Step 4: Simplify right side
    15,429.62x = 100,369,244.66
  5. Step 5: Solve for x
    x = 100,369,244.66/15,429.62
  6. Step 6: Final answer
    x = 6,504.97

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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.