Home / 19,974.24-29,968.23-8,888.70

Finding the Fourth Proportional to 19,974.24, 29,968.23 and 8,888.70

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Solution

The fourth proportional to 19,974.24, 29,968.23 and 8,888.70 is: 13,336.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,974.24 : 29,968.23 = 8,888.70 : x
  2. Step 2: Convert to fraction form
    19,974.24/29,968.23 = 8,888.70/x
  3. Step 3: Cross multiply
    19,974.24x = 29,968.23 × 8,888.70
  4. Step 4: Simplify right side
    19,974.24x = 266,378,606.00
  5. Step 5: Solve for x
    x = 266,378,606.00/19,974.24
  6. Step 6: Final answer
    x = 13,336.11

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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.