Home / 23,429.90-32,333.34-12,819.50

Finding the Fourth Proportional to 23,429.90, 32,333.34 and 12,819.50

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Solution

The fourth proportional to 23,429.90, 32,333.34 and 12,819.50 is: 17,690.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,429.90 : 32,333.34 = 12,819.50 : x
  2. Step 2: Convert to fraction form
    23,429.90/32,333.34 = 12,819.50/x
  3. Step 3: Cross multiply
    23,429.90x = 32,333.34 × 12,819.50
  4. Step 4: Simplify right side
    23,429.90x = 414,497,252.13
  5. Step 5: Solve for x
    x = 414,497,252.13/23,429.90
  6. Step 6: Final answer
    x = 17,690.95

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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.