Home / 22,166.36-30,588.36-12,606.08

Finding the Fourth Proportional to 22,166.36, 30,588.36 and 12,606.08

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Solution

The fourth proportional to 22,166.36, 30,588.36 and 12,606.08 is: 17,395.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,166.36 : 30,588.36 = 12,606.08 : x
  2. Step 2: Convert to fraction form
    22,166.36/30,588.36 = 12,606.08/x
  3. Step 3: Cross multiply
    22,166.36x = 30,588.36 × 12,606.08
  4. Step 4: Simplify right side
    22,166.36x = 385,599,313.23
  5. Step 5: Solve for x
    x = 385,599,313.23/22,166.36
  6. Step 6: Final answer
    x = 17,395.70

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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.