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Finding the Fourth Proportional to 32,532.80, 48,799.20 and 19,848.20

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Solution

The fourth proportional to 32,532.80, 48,799.20 and 19,848.20 is: 29,772.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,532.80 : 48,799.20 = 19,848.20 : x
  2. Step 2: Convert to fraction form
    32,532.80/48,799.20 = 19,848.20/x
  3. Step 3: Cross multiply
    32,532.80x = 48,799.20 × 19,848.20
  4. Step 4: Simplify right side
    32,532.80x = 968,576,281.44
  5. Step 5: Solve for x
    x = 968,576,281.44/32,532.80
  6. Step 6: Final answer
    x = 29,772.30

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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.