Home / 23,664.35-32,657.42-12,909.41

Finding the Fourth Proportional to 23,664.35, 32,657.42 and 12,909.41

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Solution

The fourth proportional to 23,664.35, 32,657.42 and 12,909.41 is: 17,815.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,664.35 : 32,657.42 = 12,909.41 : x
  2. Step 2: Convert to fraction form
    23,664.35/32,657.42 = 12,909.41/x
  3. Step 3: Cross multiply
    23,664.35x = 32,657.42 × 12,909.41
  4. Step 4: Simplify right side
    23,664.35x = 421,588,015.77
  5. Step 5: Solve for x
    x = 421,588,015.77/23,664.35
  6. Step 6: Final answer
    x = 17,815.32

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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.