Home / 14,730.73-20,328.12-8,016.50

Finding the Fourth Proportional to 14,730.73, 20,328.12 and 8,016.50

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Solution

The fourth proportional to 14,730.73, 20,328.12 and 8,016.50 is: 11,062.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,730.73 : 20,328.12 = 8,016.50 : x
  2. Step 2: Convert to fraction form
    14,730.73/20,328.12 = 8,016.50/x
  3. Step 3: Cross multiply
    14,730.73x = 20,328.12 × 8,016.50
  4. Step 4: Simplify right side
    14,730.73x = 162,960,424.80
  5. Step 5: Solve for x
    x = 162,960,424.80/14,730.73
  6. Step 6: Final answer
    x = 11,062.62

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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.