Home / 23,205.23-32,015.60-13,132.67

Finding the Fourth Proportional to 23,205.23, 32,015.60 and 13,132.67

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Solution

The fourth proportional to 23,205.23, 32,015.60 and 13,132.67 is: 18,118.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,205.23 : 32,015.60 = 13,132.67 : x
  2. Step 2: Convert to fraction form
    23,205.23/32,015.60 = 13,132.67/x
  3. Step 3: Cross multiply
    23,205.23x = 32,015.60 × 13,132.67
  4. Step 4: Simplify right side
    23,205.23x = 420,450,243.99
  5. Step 5: Solve for x
    x = 420,450,243.99/23,205.23
  6. Step 6: Final answer
    x = 18,118.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.