Home / 14,601.87-20,145.92-9,884.43

Finding the Fourth Proportional to 14,601.87, 20,145.92 and 9,884.43

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Solution

The fourth proportional to 14,601.87, 20,145.92 and 9,884.43 is: 13,637.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,601.87 : 20,145.92 = 9,884.43 : x
  2. Step 2: Convert to fraction form
    14,601.87/20,145.92 = 9,884.43/x
  3. Step 3: Cross multiply
    14,601.87x = 20,145.92 × 9,884.43
  4. Step 4: Simplify right side
    14,601.87x = 199,130,886.60
  5. Step 5: Solve for x
    x = 199,130,886.60/14,601.87
  6. Step 6: Final answer
    x = 13,637.36

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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.