Home / 27,153.87-40,705.26-14,655.16

Finding the Fourth Proportional to 27,153.87, 40,705.26 and 14,655.16

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Solution

The fourth proportional to 27,153.87, 40,705.26 and 14,655.16 is: 21,968.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,153.87 : 40,705.26 = 14,655.16 : x
  2. Step 2: Convert to fraction form
    27,153.87/40,705.26 = 14,655.16/x
  3. Step 3: Cross multiply
    27,153.87x = 40,705.26 × 14,655.16
  4. Step 4: Simplify right side
    27,153.87x = 596,542,098.14
  5. Step 5: Solve for x
    x = 596,542,098.14/27,153.87
  6. Step 6: Final answer
    x = 21,968.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.