Home / 30,253.15-41,748.77-16,824.29

Finding the Fourth Proportional to 30,253.15, 41,748.77 and 16,824.29

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Solution

The fourth proportional to 30,253.15, 41,748.77 and 16,824.29 is: 23,217.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,253.15 : 41,748.77 = 16,824.29 : x
  2. Step 2: Convert to fraction form
    30,253.15/41,748.77 = 16,824.29/x
  3. Step 3: Cross multiply
    30,253.15x = 41,748.77 × 16,824.29
  4. Step 4: Simplify right side
    30,253.15x = 702,393,246.94
  5. Step 5: Solve for x
    x = 702,393,246.94/30,253.15
  6. Step 6: Final answer
    x = 23,217.20

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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.