Home / 15,687.21-23,535.42-6,322.42

Finding the Fourth Proportional to 15,687.21, 23,535.42 and 6,322.42

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Solution

The fourth proportional to 15,687.21, 23,535.42 and 6,322.42 is: 9,485.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,687.21 : 23,535.42 = 6,322.42 : x
  2. Step 2: Convert to fraction form
    15,687.21/23,535.42 = 6,322.42/x
  3. Step 3: Cross multiply
    15,687.21x = 23,535.42 × 6,322.42
  4. Step 4: Simplify right side
    15,687.21x = 148,800,727.57
  5. Step 5: Solve for x
    x = 148,800,727.57/15,687.21
  6. Step 6: Final answer
    x = 9,485.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.