Home / 12,356.48-18,537.56-3,592.12

Finding the Fourth Proportional to 12,356.48, 18,537.56 and 3,592.12

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Solution

The fourth proportional to 12,356.48, 18,537.56 and 3,592.12 is: 5,389.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,356.48 : 18,537.56 = 3,592.12 : x
  2. Step 2: Convert to fraction form
    12,356.48/18,537.56 = 3,592.12/x
  3. Step 3: Cross multiply
    12,356.48x = 18,537.56 × 3,592.12
  4. Step 4: Simplify right side
    12,356.48x = 66,589,140.03
  5. Step 5: Solve for x
    x = 66,589,140.03/12,356.48
  6. Step 6: Final answer
    x = 5,389.01

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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.