Home / 32,998.53-45,527.43-20,238.60

Finding the Fourth Proportional to 32,998.53, 45,527.43 and 20,238.60

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Solution

The fourth proportional to 32,998.53, 45,527.43 and 20,238.60 is: 27,922.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,998.53 : 45,527.43 = 20,238.60 : x
  2. Step 2: Convert to fraction form
    32,998.53/45,527.43 = 20,238.60/x
  3. Step 3: Cross multiply
    32,998.53x = 45,527.43 × 20,238.60
  4. Step 4: Simplify right side
    32,998.53x = 921,411,444.80
  5. Step 5: Solve for x
    x = 921,411,444.80/32,998.53
  6. Step 6: Final answer
    x = 27,922.80

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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.