Home / 13,260.11-19,892.34-6,151.48

Finding the Fourth Proportional to 13,260.11, 19,892.34 and 6,151.48

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Solution

The fourth proportional to 13,260.11, 19,892.34 and 6,151.48 is: 9,228.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,260.11 : 19,892.34 = 6,151.48 : x
  2. Step 2: Convert to fraction form
    13,260.11/19,892.34 = 6,151.48/x
  3. Step 3: Cross multiply
    13,260.11x = 19,892.34 × 6,151.48
  4. Step 4: Simplify right side
    13,260.11x = 122,367,281.93
  5. Step 5: Solve for x
    x = 122,367,281.93/13,260.11
  6. Step 6: Final answer
    x = 9,228.23

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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.