Home / 30,252.80-41,748.89-16,823.76

Finding the Fourth Proportional to 30,252.80, 41,748.89 and 16,823.76

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Solution

The fourth proportional to 30,252.80, 41,748.89 and 16,823.76 is: 23,216.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,252.80 : 41,748.89 = 16,823.76 : x
  2. Step 2: Convert to fraction form
    30,252.80/41,748.89 = 16,823.76/x
  3. Step 3: Cross multiply
    30,252.80x = 41,748.89 × 16,823.76
  4. Step 4: Simplify right side
    30,252.80x = 702,373,012.76
  5. Step 5: Solve for x
    x = 702,373,012.76/30,252.80
  6. Step 6: Final answer
    x = 23,216.80

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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.