Home / 45,370.54-68,055.58-11,636.41

Finding the Fourth Proportional to 45,370.54, 68,055.58 and 11,636.41

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Solution

The fourth proportional to 45,370.54, 68,055.58 and 11,636.41 is: 17,454.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,370.54 : 68,055.58 = 11,636.41 : x
  2. Step 2: Convert to fraction form
    45,370.54/68,055.58 = 11,636.41/x
  3. Step 3: Cross multiply
    45,370.54x = 68,055.58 × 11,636.41
  4. Step 4: Simplify right side
    45,370.54x = 791,922,631.67
  5. Step 5: Solve for x
    x = 791,922,631.67/45,370.54
  6. Step 6: Final answer
    x = 17,454.56

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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.