Home / 23,258.15-34,891.40-8,487.80

Finding the Fourth Proportional to 23,258.15, 34,891.40 and 8,487.80

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Solution

The fourth proportional to 23,258.15, 34,891.40 and 8,487.80 is: 12,733.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,258.15 : 34,891.40 = 8,487.80 : x
  2. Step 2: Convert to fraction form
    23,258.15/34,891.40 = 8,487.80/x
  3. Step 3: Cross multiply
    23,258.15x = 34,891.40 × 8,487.80
  4. Step 4: Simplify right side
    23,258.15x = 296,151,071.68
  5. Step 5: Solve for x
    x = 296,151,071.68/23,258.15
  6. Step 6: Final answer
    x = 12,733.22

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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.