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Finding the Fourth Proportional to 32,759.50, 45,208.13 and 17,855.50

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Solution

The fourth proportional to 32,759.50, 45,208.13 and 17,855.50 is: 24,640.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,759.50 : 45,208.13 = 17,855.50 : x
  2. Step 2: Convert to fraction form
    32,759.50/45,208.13 = 17,855.50/x
  3. Step 3: Cross multiply
    32,759.50x = 45,208.13 × 17,855.50
  4. Step 4: Simplify right side
    32,759.50x = 807,213,765.22
  5. Step 5: Solve for x
    x = 807,213,765.22/32,759.50
  6. Step 6: Final answer
    x = 24,640.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.