Home / 12,247.32-16,907.58-11,052.12

Finding the Fourth Proportional to 12,247.32, 16,907.58 and 11,052.12

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Solution

The fourth proportional to 12,247.32, 16,907.58 and 11,052.12 is: 15,257.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,247.32 : 16,907.58 = 11,052.12 : x
  2. Step 2: Convert to fraction form
    12,247.32/16,907.58 = 11,052.12/x
  3. Step 3: Cross multiply
    12,247.32x = 16,907.58 × 11,052.12
  4. Step 4: Simplify right side
    12,247.32x = 186,864,603.07
  5. Step 5: Solve for x
    x = 186,864,603.07/12,247.32
  6. Step 6: Final answer
    x = 15,257.59

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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.