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Finding the Fourth Proportional to 32,825.25, 45,299.13 and 17,921.25

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Solution

The fourth proportional to 32,825.25, 45,299.13 and 17,921.25 is: 24,731.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,825.25 : 45,299.13 = 17,921.25 : x
  2. Step 2: Convert to fraction form
    32,825.25/45,299.13 = 17,921.25/x
  3. Step 3: Cross multiply
    32,825.25x = 45,299.13 × 17,921.25
  4. Step 4: Simplify right side
    32,825.25x = 811,817,033.51
  5. Step 5: Solve for x
    x = 811,817,033.51/32,825.25
  6. Step 6: Final answer
    x = 24,731.48

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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.