Home / 32,258.40-44,518.32-18,115.68

Finding the Fourth Proportional to 32,258.40, 44,518.32 and 18,115.68

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Solution

The fourth proportional to 32,258.40, 44,518.32 and 18,115.68 is: 25,000.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,258.40 : 44,518.32 = 18,115.68 : x
  2. Step 2: Convert to fraction form
    32,258.40/44,518.32 = 18,115.68/x
  3. Step 3: Cross multiply
    32,258.40x = 44,518.32 × 18,115.68
  4. Step 4: Simplify right side
    32,258.40x = 806,479,639.26
  5. Step 5: Solve for x
    x = 806,479,639.26/32,258.40
  6. Step 6: Final answer
    x = 25,000.61

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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.