Home / 15,840.56-23,797.84-9,271.44

Finding the Fourth Proportional to 15,840.56, 23,797.84 and 9,271.44

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Solution

The fourth proportional to 15,840.56, 23,797.84 and 9,271.44 is: 13,928.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,840.56 : 23,797.84 = 9,271.44 : x
  2. Step 2: Convert to fraction form
    15,840.56/23,797.84 = 9,271.44/x
  3. Step 3: Cross multiply
    15,840.56x = 23,797.84 × 9,271.44
  4. Step 4: Simplify right side
    15,840.56x = 220,640,245.69
  5. Step 5: Solve for x
    x = 220,640,245.69/15,840.56
  6. Step 6: Final answer
    x = 13,928.82

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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.