Home / 12,364.06-18,547.44-3,600.40

Finding the Fourth Proportional to 12,364.06, 18,547.44 and 3,600.40

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Solution

The fourth proportional to 12,364.06, 18,547.44 and 3,600.40 is: 5,400.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,364.06 : 18,547.44 = 3,600.40 : x
  2. Step 2: Convert to fraction form
    12,364.06/18,547.44 = 3,600.40/x
  3. Step 3: Cross multiply
    12,364.06x = 18,547.44 × 3,600.40
  4. Step 4: Simplify right side
    12,364.06x = 66,778,202.98
  5. Step 5: Solve for x
    x = 66,778,202.98/12,364.06
  6. Step 6: Final answer
    x = 5,400.99

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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.