Home / 16,915.26-25,377.12-6,385.26

Finding the Fourth Proportional to 16,915.26, 25,377.12 and 6,385.26

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Solution

The fourth proportional to 16,915.26, 25,377.12 and 6,385.26 is: 9,579.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,915.26 : 25,377.12 = 6,385.26 : x
  2. Step 2: Convert to fraction form
    16,915.26/25,377.12 = 6,385.26/x
  3. Step 3: Cross multiply
    16,915.26x = 25,377.12 × 6,385.26
  4. Step 4: Simplify right side
    16,915.26x = 162,039,509.25
  5. Step 5: Solve for x
    x = 162,039,509.25/16,915.26
  6. Step 6: Final answer
    x = 9,579.49

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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.