Home / 30,601.20-45,912.60-29,521.20

Finding the Fourth Proportional to 30,601.20, 45,912.60 and 29,521.20

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Solution

The fourth proportional to 30,601.20, 45,912.60 and 29,521.20 is: 44,292.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,601.20 : 45,912.60 = 29,521.20 : x
  2. Step 2: Convert to fraction form
    30,601.20/45,912.60 = 29,521.20/x
  3. Step 3: Cross multiply
    30,601.20x = 45,912.60 × 29,521.20
  4. Step 4: Simplify right side
    30,601.20x = 1,355,395,047.12
  5. Step 5: Solve for x
    x = 1,355,395,047.12/30,601.20
  6. Step 6: Final answer
    x = 44,292.22

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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.