Home / 32,817.96-45,289.26-18,670.50

Finding the Fourth Proportional to 32,817.96, 45,289.26 and 18,670.50

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Solution

The fourth proportional to 32,817.96, 45,289.26 and 18,670.50 is: 25,765.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,817.96 : 45,289.26 = 18,670.50 : x
  2. Step 2: Convert to fraction form
    32,817.96/45,289.26 = 18,670.50/x
  3. Step 3: Cross multiply
    32,817.96x = 45,289.26 × 18,670.50
  4. Step 4: Simplify right side
    32,817.96x = 845,573,128.83
  5. Step 5: Solve for x
    x = 845,573,128.83/32,817.96
  6. Step 6: Final answer
    x = 25,765.56

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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.