Home / 19,604.24-27,053-11,220.56

Finding the Fourth Proportional to 19,604.24, 27,053 and 11,220.56

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Solution

The fourth proportional to 19,604.24, 27,053 and 11,220.56 is: 15,483.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,604.24 : 27,053 = 11,220.56 : x
  2. Step 2: Convert to fraction form
    19,604.24/27,053 = 11,220.56/x
  3. Step 3: Cross multiply
    19,604.24x = 27,053 × 11,220.56
  4. Step 4: Simplify right side
    19,604.24x = 303,549,809.68
  5. Step 5: Solve for x
    x = 303,549,809.68/19,604.24
  6. Step 6: Final answer
    x = 15,483.89

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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.