Home / 21,840.04-32,759.70-6,257.32

Finding the Fourth Proportional to 21,840.04, 32,759.70 and 6,257.32

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Solution

The fourth proportional to 21,840.04, 32,759.70 and 6,257.32 is: 9,385.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,840.04 : 32,759.70 = 6,257.32 : x
  2. Step 2: Convert to fraction form
    21,840.04/32,759.70 = 6,257.32/x
  3. Step 3: Cross multiply
    21,840.04x = 32,759.70 × 6,257.32
  4. Step 4: Simplify right side
    21,840.04x = 204,987,926.00
  5. Step 5: Solve for x
    x = 204,987,926.00/21,840.04
  6. Step 6: Final answer
    x = 9,385.88

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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.