Home / 15,153.20-22,735.46-6,830.72

Finding the Fourth Proportional to 15,153.20, 22,735.46 and 6,830.72

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Solution

The fourth proportional to 15,153.20, 22,735.46 and 6,830.72 is: 10,248.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,153.20 : 22,735.46 = 6,830.72 : x
  2. Step 2: Convert to fraction form
    15,153.20/22,735.46 = 6,830.72/x
  3. Step 3: Cross multiply
    15,153.20x = 22,735.46 × 6,830.72
  4. Step 4: Simplify right side
    15,153.20x = 155,299,561.33
  5. Step 5: Solve for x
    x = 155,299,561.33/15,153.20
  6. Step 6: Final answer
    x = 10,248.63

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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.