Home / 12,395.36-17,091.15-9,246.08

Finding the Fourth Proportional to 12,395.36, 17,091.15 and 9,246.08

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Solution

The fourth proportional to 12,395.36, 17,091.15 and 9,246.08 is: 12,748.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,395.36 : 17,091.15 = 9,246.08 : x
  2. Step 2: Convert to fraction form
    12,395.36/17,091.15 = 9,246.08/x
  3. Step 3: Cross multiply
    12,395.36x = 17,091.15 × 9,246.08
  4. Step 4: Simplify right side
    12,395.36x = 158,026,140.19
  5. Step 5: Solve for x
    x = 158,026,140.19/12,395.36
  6. Step 6: Final answer
    x = 12,748.81

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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.