Home / 23,782.45-32,819.70-13,710.84

Finding the Fourth Proportional to 23,782.45, 32,819.70 and 13,710.84

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Solution

The fourth proportional to 23,782.45, 32,819.70 and 13,710.84 is: 18,920.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,782.45 : 32,819.70 = 13,710.84 : x
  2. Step 2: Convert to fraction form
    23,782.45/32,819.70 = 13,710.84/x
  3. Step 3: Cross multiply
    23,782.45x = 32,819.70 × 13,710.84
  4. Step 4: Simplify right side
    23,782.45x = 449,985,491.45
  5. Step 5: Solve for x
    x = 449,985,491.45/23,782.45
  6. Step 6: Final answer
    x = 18,920.91

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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.