Home / 45,443.36-68,162.66-13,852.67

Finding the Fourth Proportional to 45,443.36, 68,162.66 and 13,852.67

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Solution

The fourth proportional to 45,443.36, 68,162.66 and 13,852.67 is: 20,778.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,443.36 : 68,162.66 = 13,852.67 : x
  2. Step 2: Convert to fraction form
    45,443.36/68,162.66 = 13,852.67/x
  3. Step 3: Cross multiply
    45,443.36x = 68,162.66 × 13,852.67
  4. Step 4: Simplify right side
    45,443.36x = 944,234,425.23
  5. Step 5: Solve for x
    x = 944,234,425.23/45,443.36
  6. Step 6: Final answer
    x = 20,778.27

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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.