Home / 23,635.80-32,617.41-12,880.67

Finding the Fourth Proportional to 23,635.80, 32,617.41 and 12,880.67

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Solution

The fourth proportional to 23,635.80, 32,617.41 and 12,880.67 is: 17,775.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,635.80 : 32,617.41 = 12,880.67 : x
  2. Step 2: Convert to fraction form
    23,635.80/32,617.41 = 12,880.67/x
  3. Step 3: Cross multiply
    23,635.80x = 32,617.41 × 12,880.67
  4. Step 4: Simplify right side
    23,635.80x = 420,134,127.71
  5. Step 5: Solve for x
    x = 420,134,127.71/23,635.80
  6. Step 6: Final answer
    x = 17,775.33

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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.