Home / 30,151.26-41,606.67-16,721.25

Finding the Fourth Proportional to 30,151.26, 41,606.67 and 16,721.25

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Solution

The fourth proportional to 30,151.26, 41,606.67 and 16,721.25 is: 23,074.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,151.26 : 41,606.67 = 16,721.25 : x
  2. Step 2: Convert to fraction form
    30,151.26/41,606.67 = 16,721.25/x
  3. Step 3: Cross multiply
    30,151.26x = 41,606.67 × 16,721.25
  4. Step 4: Simplify right side
    30,151.26x = 695,715,530.74
  5. Step 5: Solve for x
    x = 695,715,530.74/30,151.26
  6. Step 6: Final answer
    x = 23,074.18

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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.