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Finding the Fourth Proportional to 32,636.48, 48,866.88 and 17,021.12

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Solution

The fourth proportional to 32,636.48, 48,866.88 and 17,021.12 is: 25,485.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,636.48 : 48,866.88 = 17,021.12 : x
  2. Step 2: Convert to fraction form
    32,636.48/48,866.88 = 17,021.12/x
  3. Step 3: Cross multiply
    32,636.48x = 48,866.88 × 17,021.12
  4. Step 4: Simplify right side
    32,636.48x = 831,769,028.51
  5. Step 5: Solve for x
    x = 831,769,028.51/32,636.48
  6. Step 6: Final answer
    x = 25,485.87

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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.