Home / 23,432.16-32,336.32-12,821.77

Finding the Fourth Proportional to 23,432.16, 32,336.32 and 12,821.77

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Solution

The fourth proportional to 23,432.16, 32,336.32 and 12,821.77 is: 17,694.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,432.16 : 32,336.32 = 12,821.77 : x
  2. Step 2: Convert to fraction form
    23,432.16/32,336.32 = 12,821.77/x
  3. Step 3: Cross multiply
    23,432.16x = 32,336.32 × 12,821.77
  4. Step 4: Simplify right side
    23,432.16x = 414,608,857.69
  5. Step 5: Solve for x
    x = 414,608,857.69/23,432.16
  6. Step 6: Final answer
    x = 17,694.01

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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.