Home / 30,317.52-41,836.32-16,888.08

Finding the Fourth Proportional to 30,317.52, 41,836.32 and 16,888.08

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Solution

The fourth proportional to 30,317.52, 41,836.32 and 16,888.08 is: 23,304.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,317.52 : 41,836.32 = 16,888.08 : x
  2. Step 2: Convert to fraction form
    30,317.52/41,836.32 = 16,888.08/x
  3. Step 3: Cross multiply
    30,317.52x = 41,836.32 × 16,888.08
  4. Step 4: Simplify right side
    30,317.52x = 706,535,119.07
  5. Step 5: Solve for x
    x = 706,535,119.07/30,317.52
  6. Step 6: Final answer
    x = 23,304.52

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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.