Home / 23,429.35-32,332.80-12,819.16

Finding the Fourth Proportional to 23,429.35, 32,332.80 and 12,819.16

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Solution

The fourth proportional to 23,429.35, 32,332.80 and 12,819.16 is: 17,690.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,429.35 : 32,332.80 = 12,819.16 : x
  2. Step 2: Convert to fraction form
    23,429.35/32,332.80 = 12,819.16/x
  3. Step 3: Cross multiply
    23,429.35x = 32,332.80 × 12,819.16
  4. Step 4: Simplify right side
    23,429.35x = 414,479,336.45
  5. Step 5: Solve for x
    x = 414,479,336.45/23,429.35
  6. Step 6: Final answer
    x = 17,690.60

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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.