Home / 14,683.24-20,262.81-8,719.82

Finding the Fourth Proportional to 14,683.24, 20,262.81 and 8,719.82

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Solution

The fourth proportional to 14,683.24, 20,262.81 and 8,719.82 is: 12,033.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,683.24 : 20,262.81 = 8,719.82 : x
  2. Step 2: Convert to fraction form
    14,683.24/20,262.81 = 8,719.82/x
  3. Step 3: Cross multiply
    14,683.24x = 20,262.81 × 8,719.82
  4. Step 4: Simplify right side
    14,683.24x = 176,687,954.58
  5. Step 5: Solve for x
    x = 176,687,954.58/14,683.24
  6. Step 6: Final answer
    x = 12,033.31

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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.