Home / 13,025.18-19,540.17-4,260.58

Finding the Fourth Proportional to 13,025.18, 19,540.17 and 4,260.58

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Solution

The fourth proportional to 13,025.18, 19,540.17 and 4,260.58 is: 6,391.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,025.18 : 19,540.17 = 4,260.58 : x
  2. Step 2: Convert to fraction form
    13,025.18/19,540.17 = 4,260.58/x
  3. Step 3: Cross multiply
    13,025.18x = 19,540.17 × 4,260.58
  4. Step 4: Simplify right side
    13,025.18x = 83,252,457.50
  5. Step 5: Solve for x
    x = 83,252,457.50/13,025.18
  6. Step 6: Final answer
    x = 6,391.66

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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.