Home / 32,905.58-49,351.08-13,178.84

Finding the Fourth Proportional to 32,905.58, 49,351.08 and 13,178.84

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Solution

The fourth proportional to 32,905.58, 49,351.08 and 13,178.84 is: 19,765.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,905.58 : 49,351.08 = 13,178.84 : x
  2. Step 2: Convert to fraction form
    32,905.58/49,351.08 = 13,178.84/x
  3. Step 3: Cross multiply
    32,905.58x = 49,351.08 × 13,178.84
  4. Step 4: Simplify right side
    32,905.58x = 650,389,987.15
  5. Step 5: Solve for x
    x = 650,389,987.15/32,905.58
  6. Step 6: Final answer
    x = 19,765.34

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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.