Home / 19,986.99-29,975.02-7,506.06

Finding the Fourth Proportional to 19,986.99, 29,975.02 and 7,506.06

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Solution

The fourth proportional to 19,986.99, 29,975.02 and 7,506.06 is: 11,257.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,986.99 : 29,975.02 = 7,506.06 : x
  2. Step 2: Convert to fraction form
    19,986.99/29,975.02 = 7,506.06/x
  3. Step 3: Cross multiply
    19,986.99x = 29,975.02 × 7,506.06
  4. Step 4: Simplify right side
    19,986.99x = 224,994,148.75
  5. Step 5: Solve for x
    x = 224,994,148.75/19,986.99
  6. Step 6: Final answer
    x = 11,257.03

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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.