Home / 31,961.91-44,109.41-17,621.67

Finding the Fourth Proportional to 31,961.91, 44,109.41 and 17,621.67

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Solution

The fourth proportional to 31,961.91, 44,109.41 and 17,621.67 is: 24,318.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,961.91 : 44,109.41 = 17,621.67 : x
  2. Step 2: Convert to fraction form
    31,961.91/44,109.41 = 17,621.67/x
  3. Step 3: Cross multiply
    31,961.91x = 44,109.41 × 17,621.67
  4. Step 4: Simplify right side
    31,961.91x = 777,281,466.91
  5. Step 5: Solve for x
    x = 777,281,466.91/31,961.91
  6. Step 6: Final answer
    x = 24,318.99

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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.