Home / 15,007.64-22,509.42-3,915.08

Finding the Fourth Proportional to 15,007.64, 22,509.42 and 3,915.08

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Solution

The fourth proportional to 15,007.64, 22,509.42 and 3,915.08 is: 5,872.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,007.64 : 22,509.42 = 3,915.08 : x
  2. Step 2: Convert to fraction form
    15,007.64/22,509.42 = 3,915.08/x
  3. Step 3: Cross multiply
    15,007.64x = 22,509.42 × 3,915.08
  4. Step 4: Simplify right side
    15,007.64x = 88,126,180.05
  5. Step 5: Solve for x
    x = 88,126,180.05/15,007.64
  6. Step 6: Final answer
    x = 5,872.09

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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.