Home / 32,411.61-48,611.21-13,685.49

Finding the Fourth Proportional to 32,411.61, 48,611.21 and 13,685.49

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Solution

The fourth proportional to 32,411.61, 48,611.21 and 13,685.49 is: 20,525.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,411.61 : 48,611.21 = 13,685.49 : x
  2. Step 2: Convert to fraction form
    32,411.61/48,611.21 = 13,685.49/x
  3. Step 3: Cross multiply
    32,411.61x = 48,611.21 × 13,685.49
  4. Step 4: Simplify right side
    32,411.61x = 665,268,159.92
  5. Step 5: Solve for x
    x = 665,268,159.92/32,411.61
  6. Step 6: Final answer
    x = 20,525.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.