Home / 27,069.45-40,604.16-13,206.57

Finding the Fourth Proportional to 27,069.45, 40,604.16 and 13,206.57

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Solution

The fourth proportional to 27,069.45, 40,604.16 and 13,206.57 is: 19,809.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,069.45 : 40,604.16 = 13,206.57 : x
  2. Step 2: Convert to fraction form
    27,069.45/40,604.16 = 13,206.57/x
  3. Step 3: Cross multiply
    27,069.45x = 40,604.16 × 13,206.57
  4. Step 4: Simplify right side
    27,069.45x = 536,241,681.33
  5. Step 5: Solve for x
    x = 536,241,681.33/27,069.45
  6. Step 6: Final answer
    x = 19,809.85

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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.