Home / 13,786.16-19,035.96-9,587.12

Finding the Fourth Proportional to 13,786.16, 19,035.96 and 9,587.12

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Solution

The fourth proportional to 13,786.16, 19,035.96 and 9,587.12 is: 13,237.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,786.16 : 19,035.96 = 9,587.12 : x
  2. Step 2: Convert to fraction form
    13,786.16/19,035.96 = 9,587.12/x
  3. Step 3: Cross multiply
    13,786.16x = 19,035.96 × 9,587.12
  4. Step 4: Simplify right side
    13,786.16x = 182,500,032.84
  5. Step 5: Solve for x
    x = 182,500,032.84/13,786.16
  6. Step 6: Final answer
    x = 13,237.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.