Home / 14,730.88-20,328.79-8,016.37

Finding the Fourth Proportional to 14,730.88, 20,328.79 and 8,016.37

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Solution

The fourth proportional to 14,730.88, 20,328.79 and 8,016.37 is: 11,062.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,730.88 : 20,328.79 = 8,016.37 : x
  2. Step 2: Convert to fraction form
    14,730.88/20,328.79 = 8,016.37/x
  3. Step 3: Cross multiply
    14,730.88x = 20,328.79 × 8,016.37
  4. Step 4: Simplify right side
    14,730.88x = 162,963,046.46
  5. Step 5: Solve for x
    x = 162,963,046.46/14,730.88
  6. Step 6: Final answer
    x = 11,062.68

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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.