Home / 30,251.70-41,748.30-16,823.52

Finding the Fourth Proportional to 30,251.70, 41,748.30 and 16,823.52

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Solution

The fourth proportional to 30,251.70, 41,748.30 and 16,823.52 is: 23,216.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,251.70 : 41,748.30 = 16,823.52 : x
  2. Step 2: Convert to fraction form
    30,251.70/41,748.30 = 16,823.52/x
  3. Step 3: Cross multiply
    30,251.70x = 41,748.30 × 16,823.52
  4. Step 4: Simplify right side
    30,251.70x = 702,353,360.02
  5. Step 5: Solve for x
    x = 702,353,360.02/30,251.70
  6. Step 6: Final answer
    x = 23,216.99

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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.