Home / 27,055.21-40,603.77-17,692.69

Finding the Fourth Proportional to 27,055.21, 40,603.77 and 17,692.69

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Solution

The fourth proportional to 27,055.21, 40,603.77 and 17,692.69 is: 26,552.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,055.21 : 40,603.77 = 17,692.69 : x
  2. Step 2: Convert to fraction form
    27,055.21/40,603.77 = 17,692.69/x
  3. Step 3: Cross multiply
    27,055.21x = 40,603.77 × 17,692.69
  4. Step 4: Simplify right side
    27,055.21x = 718,389,915.44
  5. Step 5: Solve for x
    x = 718,389,915.44/27,055.21
  6. Step 6: Final answer
    x = 26,552.74

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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.