Home / 32,365.12-44,664.18-18,215.23

Finding the Fourth Proportional to 32,365.12, 44,664.18 and 18,215.23

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Solution

The fourth proportional to 32,365.12, 44,664.18 and 18,215.23 is: 25,137.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,365.12 : 44,664.18 = 18,215.23 : x
  2. Step 2: Convert to fraction form
    32,365.12/44,664.18 = 18,215.23/x
  3. Step 3: Cross multiply
    32,365.12x = 44,664.18 × 18,215.23
  4. Step 4: Simplify right side
    32,365.12x = 813,568,311.46
  5. Step 5: Solve for x
    x = 813,568,311.46/32,365.12
  6. Step 6: Final answer
    x = 25,137.19

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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.