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Finding the Fourth Proportional to 48,685.46, 67,185.90 and 26,329.46

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Solution

The fourth proportional to 48,685.46, 67,185.90 and 26,329.46 is: 36,334.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,685.46 : 67,185.90 = 26,329.46 : x
  2. Step 2: Convert to fraction form
    48,685.46/67,185.90 = 26,329.46/x
  3. Step 3: Cross multiply
    48,685.46x = 67,185.90 × 26,329.46
  4. Step 4: Simplify right side
    48,685.46x = 1,768,968,466.61
  5. Step 5: Solve for x
    x = 1,768,968,466.61/48,685.46
  6. Step 6: Final answer
    x = 36,334.64

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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.