Home / 30,151.17-41,608.71-16,723.67

Finding the Fourth Proportional to 30,151.17, 41,608.71 and 16,723.67

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Solution

The fourth proportional to 30,151.17, 41,608.71 and 16,723.67 is: 23,078.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,151.17 : 41,608.71 = 16,723.67 : x
  2. Step 2: Convert to fraction form
    30,151.17/41,608.71 = 16,723.67/x
  3. Step 3: Cross multiply
    30,151.17x = 41,608.71 × 16,723.67
  4. Step 4: Simplify right side
    30,151.17x = 695,850,335.17
  5. Step 5: Solve for x
    x = 695,850,335.17/30,151.17
  6. Step 6: Final answer
    x = 23,078.72

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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.