Home / 12,325.54-17,041.64-11,774.74

Finding the Fourth Proportional to 12,325.54, 17,041.64 and 11,774.74

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Solution

The fourth proportional to 12,325.54, 17,041.64 and 11,774.74 is: 16,280.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,325.54 : 17,041.64 = 11,774.74 : x
  2. Step 2: Convert to fraction form
    12,325.54/17,041.64 = 11,774.74/x
  3. Step 3: Cross multiply
    12,325.54x = 17,041.64 × 11,774.74
  4. Step 4: Simplify right side
    12,325.54x = 200,660,880.17
  5. Step 5: Solve for x
    x = 200,660,880.17/12,325.54
  6. Step 6: Final answer
    x = 16,280.09

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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.