Home / 19,997.51-27,596.97-12,038.04

Finding the Fourth Proportional to 19,997.51, 27,596.97 and 12,038.04

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Solution

The fourth proportional to 19,997.51, 27,596.97 and 12,038.04 is: 16,612.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,997.51 : 27,596.97 = 12,038.04 : x
  2. Step 2: Convert to fraction form
    19,997.51/27,596.97 = 12,038.04/x
  3. Step 3: Cross multiply
    19,997.51x = 27,596.97 × 12,038.04
  4. Step 4: Simplify right side
    19,997.51x = 332,213,428.74
  5. Step 5: Solve for x
    x = 332,213,428.74/19,997.51
  6. Step 6: Final answer
    x = 16,612.74

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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.