Home / 16,972.12-23,416.74-11,004.04

Finding the Fourth Proportional to 16,972.12, 23,416.74 and 11,004.04

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Solution

The fourth proportional to 16,972.12, 23,416.74 and 11,004.04 is: 15,182.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,972.12 : 23,416.74 = 11,004.04 : x
  2. Step 2: Convert to fraction form
    16,972.12/23,416.74 = 11,004.04/x
  3. Step 3: Cross multiply
    16,972.12x = 23,416.74 × 11,004.04
  4. Step 4: Simplify right side
    16,972.12x = 257,678,743.63
  5. Step 5: Solve for x
    x = 257,678,743.63/16,972.12
  6. Step 6: Final answer
    x = 15,182.47

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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.