Home / 19,996.16-27,574.28-12,036.80

Finding the Fourth Proportional to 19,996.16, 27,574.28 and 12,036.80

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Solution

The fourth proportional to 19,996.16, 27,574.28 and 12,036.80 is: 16,598.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,996.16 : 27,574.28 = 12,036.80 : x
  2. Step 2: Convert to fraction form
    19,996.16/27,574.28 = 12,036.80/x
  3. Step 3: Cross multiply
    19,996.16x = 27,574.28 × 12,036.80
  4. Step 4: Simplify right side
    19,996.16x = 331,906,093.50
  5. Step 5: Solve for x
    x = 331,906,093.50/19,996.16
  6. Step 6: Final answer
    x = 16,598.49

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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.