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Finding the Fourth Proportional to 29,693.25, 40,975.49 and 17,763.18

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Solution

The fourth proportional to 29,693.25, 40,975.49 and 17,763.18 is: 24,512.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,693.25 : 40,975.49 = 17,763.18 : x
  2. Step 2: Convert to fraction form
    29,693.25/40,975.49 = 17,763.18/x
  3. Step 3: Cross multiply
    29,693.25x = 40,975.49 × 17,763.18
  4. Step 4: Simplify right side
    29,693.25x = 727,854,915.64
  5. Step 5: Solve for x
    x = 727,854,915.64/29,693.25
  6. Step 6: Final answer
    x = 24,512.47

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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.