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Finding the Fourth Proportional to 48,993.37, 73,490.46 and 15,713.49

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Solution

The fourth proportional to 48,993.37, 73,490.46 and 15,713.49 is: 23,570.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,993.37 : 73,490.46 = 15,713.49 : x
  2. Step 2: Convert to fraction form
    48,993.37/73,490.46 = 15,713.49/x
  3. Step 3: Cross multiply
    48,993.37x = 73,490.46 × 15,713.49
  4. Step 4: Simplify right side
    48,993.37x = 1,154,791,608.31
  5. Step 5: Solve for x
    x = 1,154,791,608.31/48,993.37
  6. Step 6: Final answer
    x = 23,570.36

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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.