Home / 12,368.23-18,550.05-3,601.06

Finding the Fourth Proportional to 12,368.23, 18,550.05 and 3,601.06

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Solution

The fourth proportional to 12,368.23, 18,550.05 and 3,601.06 is: 5,400.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,368.23 : 18,550.05 = 3,601.06 : x
  2. Step 2: Convert to fraction form
    12,368.23/18,550.05 = 3,601.06/x
  3. Step 3: Cross multiply
    12,368.23x = 18,550.05 × 3,601.06
  4. Step 4: Simplify right side
    12,368.23x = 66,799,843.05
  5. Step 5: Solve for x
    x = 66,799,843.05/12,368.23
  6. Step 6: Final answer
    x = 5,400.92

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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.