Home / 12,395.62-17,091.50-9,246.34

Finding the Fourth Proportional to 12,395.62, 17,091.50 and 9,246.34

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Solution

The fourth proportional to 12,395.62, 17,091.50 and 9,246.34 is: 12,749.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,395.62 : 17,091.50 = 9,246.34 : x
  2. Step 2: Convert to fraction form
    12,395.62/17,091.50 = 9,246.34/x
  3. Step 3: Cross multiply
    12,395.62x = 17,091.50 × 9,246.34
  4. Step 4: Simplify right side
    12,395.62x = 158,033,688.42
  5. Step 5: Solve for x
    x = 158,033,688.42/12,395.62
  6. Step 6: Final answer
    x = 12,749.16

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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.