Home / 32,374.40-48,532.82-12,648.47

Finding the Fourth Proportional to 32,374.40, 48,532.82 and 12,648.47

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Solution

The fourth proportional to 32,374.40, 48,532.82 and 12,648.47 is: 18,961.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,374.40 : 48,532.82 = 12,648.47 : x
  2. Step 2: Convert to fraction form
    32,374.40/48,532.82 = 12,648.47/x
  3. Step 3: Cross multiply
    32,374.40x = 48,532.82 × 12,648.47
  4. Step 4: Simplify right side
    32,374.40x = 613,865,611.88
  5. Step 5: Solve for x
    x = 613,865,611.88/32,374.40
  6. Step 6: Final answer
    x = 18,961.45

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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.