Home / 45,627.54-68,443.76-14,465.22

Finding the Fourth Proportional to 45,627.54, 68,443.76 and 14,465.22

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Solution

The fourth proportional to 45,627.54, 68,443.76 and 14,465.22 is: 21,698.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,627.54 : 68,443.76 = 14,465.22 : x
  2. Step 2: Convert to fraction form
    45,627.54/68,443.76 = 14,465.22/x
  3. Step 3: Cross multiply
    45,627.54x = 68,443.76 × 14,465.22
  4. Step 4: Simplify right side
    45,627.54x = 990,054,046.03
  5. Step 5: Solve for x
    x = 990,054,046.03/45,627.54
  6. Step 6: Final answer
    x = 21,698.61

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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.