Home / 14,683.72-20,260.02-8,394.52

Finding the Fourth Proportional to 14,683.72, 20,260.02 and 8,394.52

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Solution

The fourth proportional to 14,683.72, 20,260.02 and 8,394.52 is: 11,582.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,683.72 : 20,260.02 = 8,394.52 : x
  2. Step 2: Convert to fraction form
    14,683.72/20,260.02 = 8,394.52/x
  3. Step 3: Cross multiply
    14,683.72x = 20,260.02 × 8,394.52
  4. Step 4: Simplify right side
    14,683.72x = 170,073,143.09
  5. Step 5: Solve for x
    x = 170,073,143.09/14,683.72
  6. Step 6: Final answer
    x = 11,582.43

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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.