Home / 18,506.02-25,537.36-11,433.06

Finding the Fourth Proportional to 18,506.02, 25,537.36 and 11,433.06

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Solution

The fourth proportional to 18,506.02, 25,537.36 and 11,433.06 is: 15,777.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,506.02 : 25,537.36 = 11,433.06 : x
  2. Step 2: Convert to fraction form
    18,506.02/25,537.36 = 11,433.06/x
  3. Step 3: Cross multiply
    18,506.02x = 25,537.36 × 11,433.06
  4. Step 4: Simplify right side
    18,506.02x = 291,970,169.12
  5. Step 5: Solve for x
    x = 291,970,169.12/18,506.02
  6. Step 6: Final answer
    x = 15,777.04

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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.