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Finding the Fourth Proportional to 32,257.58, 48,385.94 and 15,619.10

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Solution

The fourth proportional to 32,257.58, 48,385.94 and 15,619.10 is: 23,428.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,257.58 : 48,385.94 = 15,619.10 : x
  2. Step 2: Convert to fraction form
    32,257.58/48,385.94 = 15,619.10/x
  3. Step 3: Cross multiply
    32,257.58x = 48,385.94 × 15,619.10
  4. Step 4: Simplify right side
    32,257.58x = 755,744,515.43
  5. Step 5: Solve for x
    x = 755,744,515.43/32,257.58
  6. Step 6: Final answer
    x = 23,428.44

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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.