Home / 14,915.08-22,356.20-6,145.20

Finding the Fourth Proportional to 14,915.08, 22,356.20 and 6,145.20

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Solution

The fourth proportional to 14,915.08, 22,356.20 and 6,145.20 is: 9,211.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,915.08 : 22,356.20 = 6,145.20 : x
  2. Step 2: Convert to fraction form
    14,915.08/22,356.20 = 6,145.20/x
  3. Step 3: Cross multiply
    14,915.08x = 22,356.20 × 6,145.20
  4. Step 4: Simplify right side
    14,915.08x = 137,383,320.24
  5. Step 5: Solve for x
    x = 137,383,320.24/14,915.08
  6. Step 6: Final answer
    x = 9,211.03

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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.