Home / 27,303.11-40,902.14-16,742.31

Finding the Fourth Proportional to 27,303.11, 40,902.14 and 16,742.31

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Solution

The fourth proportional to 27,303.11, 40,902.14 and 16,742.31 is: 25,081.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,303.11 : 40,902.14 = 16,742.31 : x
  2. Step 2: Convert to fraction form
    27,303.11/40,902.14 = 16,742.31/x
  3. Step 3: Cross multiply
    27,303.11x = 40,902.14 × 16,742.31
  4. Step 4: Simplify right side
    27,303.11x = 684,796,307.54
  5. Step 5: Solve for x
    x = 684,796,307.54/27,303.11
  6. Step 6: Final answer
    x = 25,081.26

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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.