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Finding the Fourth Proportional to 32,171.61, 48,220.11 and 19,035.03

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Solution

The fourth proportional to 32,171.61, 48,220.11 and 19,035.03 is: 28,530.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,171.61 : 48,220.11 = 19,035.03 : x
  2. Step 2: Convert to fraction form
    32,171.61/48,220.11 = 19,035.03/x
  3. Step 3: Cross multiply
    32,171.61x = 48,220.11 × 19,035.03
  4. Step 4: Simplify right side
    32,171.61x = 917,871,240.45
  5. Step 5: Solve for x
    x = 917,871,240.45/32,171.61
  6. Step 6: Final answer
    x = 28,530.47

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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.