Home / 16,754.76-23,111.28-12,045.36

Finding the Fourth Proportional to 16,754.76, 23,111.28 and 12,045.36

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Solution

The fourth proportional to 16,754.76, 23,111.28 and 12,045.36 is: 16,615.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,754.76 : 23,111.28 = 12,045.36 : x
  2. Step 2: Convert to fraction form
    16,754.76/23,111.28 = 12,045.36/x
  3. Step 3: Cross multiply
    16,754.76x = 23,111.28 × 12,045.36
  4. Step 4: Simplify right side
    16,754.76x = 278,383,687.66
  5. Step 5: Solve for x
    x = 278,383,687.66/16,754.76
  6. Step 6: Final answer
    x = 16,615.20

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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.