Home / 48,249.40-72,438.90-30,796.60

Finding the Fourth Proportional to 48,249.40, 72,438.90 and 30,796.60

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Solution

The fourth proportional to 48,249.40, 72,438.90 and 30,796.60 is: 46,236.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,249.40 : 72,438.90 = 30,796.60 : x
  2. Step 2: Convert to fraction form
    48,249.40/72,438.90 = 30,796.60/x
  3. Step 3: Cross multiply
    48,249.40x = 72,438.90 × 30,796.60
  4. Step 4: Simplify right side
    48,249.40x = 2,230,871,827.74
  5. Step 5: Solve for x
    x = 2,230,871,827.74/48,249.40
  6. Step 6: Final answer
    x = 46,236.26

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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.