Home / 19,999.39-27,604.50-11,502.46

Finding the Fourth Proportional to 19,999.39, 27,604.50 and 11,502.46

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Solution

The fourth proportional to 19,999.39, 27,604.50 and 11,502.46 is: 15,876.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,999.39 : 27,604.50 = 11,502.46 : x
  2. Step 2: Convert to fraction form
    19,999.39/27,604.50 = 11,502.46/x
  3. Step 3: Cross multiply
    19,999.39x = 27,604.50 × 11,502.46
  4. Step 4: Simplify right side
    19,999.39x = 317,519,657.07
  5. Step 5: Solve for x
    x = 317,519,657.07/19,999.39
  6. Step 6: Final answer
    x = 15,876.47

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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.