Home / 14,986.02-20,679.24-8,271.93

Finding the Fourth Proportional to 14,986.02, 20,679.24 and 8,271.93

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Solution

The fourth proportional to 14,986.02, 20,679.24 and 8,271.93 is: 11,414.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,986.02 : 20,679.24 = 8,271.93 : x
  2. Step 2: Convert to fraction form
    14,986.02/20,679.24 = 8,271.93/x
  3. Step 3: Cross multiply
    14,986.02x = 20,679.24 × 8,271.93
  4. Step 4: Simplify right side
    14,986.02x = 171,057,225.73
  5. Step 5: Solve for x
    x = 171,057,225.73/14,986.02
  6. Step 6: Final answer
    x = 11,414.45

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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.