Home / 21,784.12-32,671.74-6,197.56

Finding the Fourth Proportional to 21,784.12, 32,671.74 and 6,197.56

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Solution

The fourth proportional to 21,784.12, 32,671.74 and 6,197.56 is: 9,295.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,784.12 : 32,671.74 = 6,197.56 : x
  2. Step 2: Convert to fraction form
    21,784.12/32,671.74 = 6,197.56/x
  3. Step 3: Cross multiply
    21,784.12x = 32,671.74 × 6,197.56
  4. Step 4: Simplify right side
    21,784.12x = 202,485,068.95
  5. Step 5: Solve for x
    x = 202,485,068.95/21,784.12
  6. Step 6: Final answer
    x = 9,295.08

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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.