Home / 45,480.58-68,223.39-13,895.44

Finding the Fourth Proportional to 45,480.58, 68,223.39 and 13,895.44

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Solution

The fourth proportional to 45,480.58, 68,223.39 and 13,895.44 is: 20,843.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,480.58 : 68,223.39 = 13,895.44 : x
  2. Step 2: Convert to fraction form
    45,480.58/68,223.39 = 13,895.44/x
  3. Step 3: Cross multiply
    45,480.58x = 68,223.39 × 13,895.44
  4. Step 4: Simplify right side
    45,480.58x = 947,993,681.22
  5. Step 5: Solve for x
    x = 947,993,681.22/45,480.58
  6. Step 6: Final answer
    x = 20,843.92

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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.