Home / 22,368.17-30,868.09-12,296.54

Finding the Fourth Proportional to 22,368.17, 30,868.09 and 12,296.54

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Solution

The fourth proportional to 22,368.17, 30,868.09 and 12,296.54 is: 16,969.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,368.17 : 30,868.09 = 12,296.54 : x
  2. Step 2: Convert to fraction form
    22,368.17/30,868.09 = 12,296.54/x
  3. Step 3: Cross multiply
    22,368.17x = 30,868.09 × 12,296.54
  4. Step 4: Simplify right side
    22,368.17x = 379,570,749.84
  5. Step 5: Solve for x
    x = 379,570,749.84/22,368.17
  6. Step 6: Final answer
    x = 16,969.23

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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.