Home / 19,945.74-27,524.76-10,871.18

Finding the Fourth Proportional to 19,945.74, 27,524.76 and 10,871.18

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Solution

The fourth proportional to 19,945.74, 27,524.76 and 10,871.18 is: 15,002.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,945.74 : 27,524.76 = 10,871.18 : x
  2. Step 2: Convert to fraction form
    19,945.74/27,524.76 = 10,871.18/x
  3. Step 3: Cross multiply
    19,945.74x = 27,524.76 × 10,871.18
  4. Step 4: Simplify right side
    19,945.74x = 299,226,620.42
  5. Step 5: Solve for x
    x = 299,226,620.42/19,945.74
  6. Step 6: Final answer
    x = 15,002.03

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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.