Home / 30,594.06-45,881.37-20,796.30

Finding the Fourth Proportional to 30,594.06, 45,881.37 and 20,796.30

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Solution

The fourth proportional to 30,594.06, 45,881.37 and 20,796.30 is: 31,187.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,594.06 : 45,881.37 = 20,796.30 : x
  2. Step 2: Convert to fraction form
    30,594.06/45,881.37 = 20,796.30/x
  3. Step 3: Cross multiply
    30,594.06x = 45,881.37 × 20,796.30
  4. Step 4: Simplify right side
    30,594.06x = 954,162,734.93
  5. Step 5: Solve for x
    x = 954,162,734.93/30,594.06
  6. Step 6: Final answer
    x = 31,187.84

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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.