Home / 19,998.63-27,598.52-12,039.17

Finding the Fourth Proportional to 19,998.63, 27,598.52 and 12,039.17

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Solution

The fourth proportional to 19,998.63, 27,598.52 and 12,039.17 is: 16,614.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,998.63 : 27,598.52 = 12,039.17 : x
  2. Step 2: Convert to fraction form
    19,998.63/27,598.52 = 12,039.17/x
  3. Step 3: Cross multiply
    19,998.63x = 27,598.52 × 12,039.17
  4. Step 4: Simplify right side
    19,998.63x = 332,263,166.13
  5. Step 5: Solve for x
    x = 332,263,166.13/19,998.63
  6. Step 6: Final answer
    x = 16,614.30

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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.