Home / 32,928.96-45,441.54-18,782.04

Finding the Fourth Proportional to 32,928.96, 45,441.54 and 18,782.04

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Solution

The fourth proportional to 32,928.96, 45,441.54 and 18,782.04 is: 25,918.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,928.96 : 45,441.54 = 18,782.04 : x
  2. Step 2: Convert to fraction form
    32,928.96/45,441.54 = 18,782.04/x
  3. Step 3: Cross multiply
    32,928.96x = 45,441.54 × 18,782.04
  4. Step 4: Simplify right side
    32,928.96x = 853,484,821.94
  5. Step 5: Solve for x
    x = 853,484,821.94/32,928.96
  6. Step 6: Final answer
    x = 25,918.97

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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.