Home / 19,801.37-29,702.06-6,653.75

Finding the Fourth Proportional to 19,801.37, 29,702.06 and 6,653.75

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Solution

The fourth proportional to 19,801.37, 29,702.06 and 6,653.75 is: 9,980.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,801.37 : 29,702.06 = 6,653.75 : x
  2. Step 2: Convert to fraction form
    19,801.37/29,702.06 = 6,653.75/x
  3. Step 3: Cross multiply
    19,801.37x = 29,702.06 × 6,653.75
  4. Step 4: Simplify right side
    19,801.37x = 197,629,899.95
  5. Step 5: Solve for x
    x = 197,629,899.95/19,801.37
  6. Step 6: Final answer
    x = 9,980.62

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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.