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Finding the Fourth Proportional to 32,531.98, 48,751.12 and 19,173.46

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Solution

The fourth proportional to 32,531.98, 48,751.12 and 19,173.46 is: 28,732.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,531.98 : 48,751.12 = 19,173.46 : x
  2. Step 2: Convert to fraction form
    32,531.98/48,751.12 = 19,173.46/x
  3. Step 3: Cross multiply
    32,531.98x = 48,751.12 × 19,173.46
  4. Step 4: Simplify right side
    32,531.98x = 934,727,649.28
  5. Step 5: Solve for x
    x = 934,727,649.28/32,531.98
  6. Step 6: Final answer
    x = 28,732.58

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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.