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Finding the Fourth Proportional to 32,340.72, 48,497.75 and 12,357.58

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Solution

The fourth proportional to 32,340.72, 48,497.75 and 12,357.58 is: 18,531.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,340.72 : 48,497.75 = 12,357.58 : x
  2. Step 2: Convert to fraction form
    32,340.72/48,497.75 = 12,357.58/x
  3. Step 3: Cross multiply
    32,340.72x = 48,497.75 × 12,357.58
  4. Step 4: Simplify right side
    32,340.72x = 599,314,592.46
  5. Step 5: Solve for x
    x = 599,314,592.46/32,340.72
  6. Step 6: Final answer
    x = 18,531.27

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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.