Home / 23,182.98-31,968.46-19,836.87

Finding the Fourth Proportional to 23,182.98, 31,968.46 and 19,836.87

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Solution

The fourth proportional to 23,182.98, 31,968.46 and 19,836.87 is: 27,354.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,182.98 : 31,968.46 = 19,836.87 : x
  2. Step 2: Convert to fraction form
    23,182.98/31,968.46 = 19,836.87/x
  3. Step 3: Cross multiply
    23,182.98x = 31,968.46 × 19,836.87
  4. Step 4: Simplify right side
    23,182.98x = 634,154,185.12
  5. Step 5: Solve for x
    x = 634,154,185.12/23,182.98
  6. Step 6: Final answer
    x = 27,354.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.