Home / 14,578.85-21,754.55-13,008.06

Finding the Fourth Proportional to 14,578.85, 21,754.55 and 13,008.06

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Solution

The fourth proportional to 14,578.85, 21,754.55 and 13,008.06 is: 19,410.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,578.85 : 21,754.55 = 13,008.06 : x
  2. Step 2: Convert to fraction form
    14,578.85/21,754.55 = 13,008.06/x
  3. Step 3: Cross multiply
    14,578.85x = 21,754.55 × 13,008.06
  4. Step 4: Simplify right side
    14,578.85x = 282,984,524.19
  5. Step 5: Solve for x
    x = 282,984,524.19/14,578.85
  6. Step 6: Final answer
    x = 19,410.62

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.