Home / 17,809.72-24,577.14-11,521.96

Finding the Fourth Proportional to 17,809.72, 24,577.14 and 11,521.96

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Solution

The fourth proportional to 17,809.72, 24,577.14 and 11,521.96 is: 15,900.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,809.72 : 24,577.14 = 11,521.96 : x
  2. Step 2: Convert to fraction form
    17,809.72/24,577.14 = 11,521.96/x
  3. Step 3: Cross multiply
    17,809.72x = 24,577.14 × 11,521.96
  4. Step 4: Simplify right side
    17,809.72x = 283,176,823.99
  5. Step 5: Solve for x
    x = 283,176,823.99/17,809.72
  6. Step 6: Final answer
    x = 15,900.13

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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.