Home / 32,679.03-45,096.50-18,339.20

Finding the Fourth Proportional to 32,679.03, 45,096.50 and 18,339.20

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Solution

The fourth proportional to 32,679.03, 45,096.50 and 18,339.20 is: 25,307.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,679.03 : 45,096.50 = 18,339.20 : x
  2. Step 2: Convert to fraction form
    32,679.03/45,096.50 = 18,339.20/x
  3. Step 3: Cross multiply
    32,679.03x = 45,096.50 × 18,339.20
  4. Step 4: Simplify right side
    32,679.03x = 827,033,415.62
  5. Step 5: Solve for x
    x = 827,033,415.62/32,679.03
  6. Step 6: Final answer
    x = 25,307.77

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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.