Home / 48,027.68-66,286.32-30,137.60

Finding the Fourth Proportional to 48,027.68, 66,286.32 and 30,137.60

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Solution

The fourth proportional to 48,027.68, 66,286.32 and 30,137.60 is: 41,594.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,027.68 : 66,286.32 = 30,137.60 : x
  2. Step 2: Convert to fraction form
    48,027.68/66,286.32 = 30,137.60/x
  3. Step 3: Cross multiply
    48,027.68x = 66,286.32 × 30,137.60
  4. Step 4: Simplify right side
    48,027.68x = 1,997,710,597.63
  5. Step 5: Solve for x
    x = 1,997,710,597.63/48,027.68
  6. Step 6: Final answer
    x = 41,594.98

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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.