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Finding the Fourth Proportional to 15,480.52, 23,205.02 and 6,107.67

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Solution

The fourth proportional to 15,480.52, 23,205.02 and 6,107.67 is: 9,155.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,480.52 : 23,205.02 = 6,107.67 : x
  2. Step 2: Convert to fraction form
    15,480.52/23,205.02 = 6,107.67/x
  3. Step 3: Cross multiply
    15,480.52x = 23,205.02 × 6,107.67
  4. Step 4: Simplify right side
    15,480.52x = 141,728,573.97
  5. Step 5: Solve for x
    x = 141,728,573.97/15,480.52
  6. Step 6: Final answer
    x = 9,155.29

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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.