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Finding the Fourth Proportional to 32,841.60, 49,252.48 and 13,122.88

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Solution

The fourth proportional to 32,841.60, 49,252.48 and 13,122.88 is: 19,680.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,841.60 : 49,252.48 = 13,122.88 : x
  2. Step 2: Convert to fraction form
    32,841.60/49,252.48 = 13,122.88/x
  3. Step 3: Cross multiply
    32,841.60x = 49,252.48 × 13,122.88
  4. Step 4: Simplify right side
    32,841.60x = 646,334,384.74
  5. Step 5: Solve for x
    x = 646,334,384.74/32,841.60
  6. Step 6: Final answer
    x = 19,680.36

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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.