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Finding the Fourth Proportional to 32,817.48, 45,288.18 and 17,913.48

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Solution

The fourth proportional to 32,817.48, 45,288.18 and 17,913.48 is: 24,720.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,817.48 : 45,288.18 = 17,913.48 : x
  2. Step 2: Convert to fraction form
    32,817.48/45,288.18 = 17,913.48/x
  3. Step 3: Cross multiply
    32,817.48x = 45,288.18 × 17,913.48
  4. Step 4: Simplify right side
    32,817.48x = 811,268,906.67
  5. Step 5: Solve for x
    x = 811,268,906.67/32,817.48
  6. Step 6: Final answer
    x = 24,720.63

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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.