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Finding the Fourth Proportional to 32,694, 45,118.08 and 17,790

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Solution

The fourth proportional to 32,694, 45,118.08 and 17,790 is: 24,550.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,694 : 45,118.08 = 17,790 : x
  2. Step 2: Convert to fraction form
    32,694/45,118.08 = 17,790/x
  3. Step 3: Cross multiply
    32,694x = 45,118.08 × 17,790
  4. Step 4: Simplify right side
    32,694x = 802,650,643.20
  5. Step 5: Solve for x
    x = 802,650,643.20/32,694
  6. Step 6: Final answer
    x = 24,550.40

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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.