Home / 12,299.24-18,434.10-4,503.80

Finding the Fourth Proportional to 12,299.24, 18,434.10 and 4,503.80

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Solution

The fourth proportional to 12,299.24, 18,434.10 and 4,503.80 is: 6,750.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,299.24 : 18,434.10 = 4,503.80 : x
  2. Step 2: Convert to fraction form
    12,299.24/18,434.10 = 4,503.80/x
  3. Step 3: Cross multiply
    12,299.24x = 18,434.10 × 4,503.80
  4. Step 4: Simplify right side
    12,299.24x = 83,023,499.58
  5. Step 5: Solve for x
    x = 83,023,499.58/12,299.24
  6. Step 6: Final answer
    x = 6,750.30

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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.