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Finding the Fourth Proportional to 48,396.02, 72,601.73 and 16,815.74

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Solution

The fourth proportional to 48,396.02, 72,601.73 and 16,815.74 is: 25,226.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,396.02 : 72,601.73 = 16,815.74 : x
  2. Step 2: Convert to fraction form
    48,396.02/72,601.73 = 16,815.74/x
  3. Step 3: Cross multiply
    48,396.02x = 72,601.73 × 16,815.74
  4. Step 4: Simplify right side
    48,396.02x = 1,220,851,731.15
  5. Step 5: Solve for x
    x = 1,220,851,731.15/48,396.02
  6. Step 6: Final answer
    x = 25,226.28

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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.