Home / 13,719.33-20,607.12-9,046.08

Finding the Fourth Proportional to 13,719.33, 20,607.12 and 9,046.08

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Solution

The fourth proportional to 13,719.33, 20,607.12 and 9,046.08 is: 13,587.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,719.33 : 20,607.12 = 9,046.08 : x
  2. Step 2: Convert to fraction form
    13,719.33/20,607.12 = 9,046.08/x
  3. Step 3: Cross multiply
    13,719.33x = 20,607.12 × 9,046.08
  4. Step 4: Simplify right side
    13,719.33x = 186,413,656.09
  5. Step 5: Solve for x
    x = 186,413,656.09/13,719.33
  6. Step 6: Final answer
    x = 13,587.66

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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.