Home / 12,055.68-18,085.23-3,736.40

Finding the Fourth Proportional to 12,055.68, 18,085.23 and 3,736.40

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Solution

The fourth proportional to 12,055.68, 18,085.23 and 3,736.40 is: 5,605.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,055.68 : 18,085.23 = 3,736.40 : x
  2. Step 2: Convert to fraction form
    12,055.68/18,085.23 = 3,736.40/x
  3. Step 3: Cross multiply
    12,055.68x = 18,085.23 × 3,736.40
  4. Step 4: Simplify right side
    12,055.68x = 67,573,653.37
  5. Step 5: Solve for x
    x = 67,573,653.37/12,055.68
  6. Step 6: Final answer
    x = 5,605.13

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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.