Home / 32,311.70-44,592.18-18,165.45

Finding the Fourth Proportional to 32,311.70, 44,592.18 and 18,165.45

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Solution

The fourth proportional to 32,311.70, 44,592.18 and 18,165.45 is: 25,069.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,311.70 : 44,592.18 = 18,165.45 : x
  2. Step 2: Convert to fraction form
    32,311.70/44,592.18 = 18,165.45/x
  3. Step 3: Cross multiply
    32,311.70x = 44,592.18 × 18,165.45
  4. Step 4: Simplify right side
    32,311.70x = 810,037,016.18
  5. Step 5: Solve for x
    x = 810,037,016.18/32,311.70
  6. Step 6: Final answer
    x = 25,069.46

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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.