Home / 21,378.36-32,069.67-17,466.67

Finding the Fourth Proportional to 21,378.36, 32,069.67 and 17,466.67

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Solution

The fourth proportional to 21,378.36, 32,069.67 and 17,466.67 is: 26,201.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,378.36 : 32,069.67 = 17,466.67 : x
  2. Step 2: Convert to fraction form
    21,378.36/32,069.67 = 17,466.67/x
  3. Step 3: Cross multiply
    21,378.36x = 32,069.67 × 17,466.67
  4. Step 4: Simplify right side
    21,378.36x = 560,150,262.72
  5. Step 5: Solve for x
    x = 560,150,262.72/21,378.36
  6. Step 6: Final answer
    x = 26,201.74

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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.