Home / 14,230.26-19,634.72-8,258.74

Finding the Fourth Proportional to 14,230.26, 19,634.72 and 8,258.74

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Solution

The fourth proportional to 14,230.26, 19,634.72 and 8,258.74 is: 11,395.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,230.26 : 19,634.72 = 8,258.74 : x
  2. Step 2: Convert to fraction form
    14,230.26/19,634.72 = 8,258.74/x
  3. Step 3: Cross multiply
    14,230.26x = 19,634.72 × 8,258.74
  4. Step 4: Simplify right side
    14,230.26x = 162,157,957.07
  5. Step 5: Solve for x
    x = 162,157,957.07/14,230.26
  6. Step 6: Final answer
    x = 11,395.29

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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.