Home / 15,503.83-23,255.24-6,738.76

Finding the Fourth Proportional to 15,503.83, 23,255.24 and 6,738.76

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Solution

The fourth proportional to 15,503.83, 23,255.24 and 6,738.76 is: 10,107.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,503.83 : 23,255.24 = 6,738.76 : x
  2. Step 2: Convert to fraction form
    15,503.83/23,255.24 = 6,738.76/x
  3. Step 3: Cross multiply
    15,503.83x = 23,255.24 × 6,738.76
  4. Step 4: Simplify right side
    15,503.83x = 156,711,331.13
  5. Step 5: Solve for x
    x = 156,711,331.13/15,503.83
  6. Step 6: Final answer
    x = 10,107.91

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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.