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Finding the Fourth Proportional to 48,184.98, 72,280.30 and 18,602.97

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Solution

The fourth proportional to 48,184.98, 72,280.30 and 18,602.97 is: 27,905.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,184.98 : 72,280.30 = 18,602.97 : x
  2. Step 2: Convert to fraction form
    48,184.98/72,280.30 = 18,602.97/x
  3. Step 3: Cross multiply
    48,184.98x = 72,280.30 × 18,602.97
  4. Step 4: Simplify right side
    48,184.98x = 1,344,628,252.49
  5. Step 5: Solve for x
    x = 1,344,628,252.49/48,184.98
  6. Step 6: Final answer
    x = 27,905.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.