Home / 30,317.24-41,839.07-16,888.50

Finding the Fourth Proportional to 30,317.24, 41,839.07 and 16,888.50

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Solution

The fourth proportional to 30,317.24, 41,839.07 and 16,888.50 is: 23,306.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,317.24 : 41,839.07 = 16,888.50 : x
  2. Step 2: Convert to fraction form
    30,317.24/41,839.07 = 16,888.50/x
  3. Step 3: Cross multiply
    30,317.24x = 41,839.07 × 16,888.50
  4. Step 4: Simplify right side
    30,317.24x = 706,599,049.25
  5. Step 5: Solve for x
    x = 706,599,049.25/30,317.24
  6. Step 6: Final answer
    x = 23,306.84

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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.