Home / 31,193.91-43,048.66-17,047.67

Finding the Fourth Proportional to 31,193.91, 43,048.66 and 17,047.67

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Solution

The fourth proportional to 31,193.91, 43,048.66 and 17,047.67 is: 23,526.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,193.91 : 43,048.66 = 17,047.67 : x
  2. Step 2: Convert to fraction form
    31,193.91/43,048.66 = 17,047.67/x
  3. Step 3: Cross multiply
    31,193.91x = 43,048.66 × 17,047.67
  4. Step 4: Simplify right side
    31,193.91x = 733,879,349.62
  5. Step 5: Solve for x
    x = 733,879,349.62/31,193.91
  6. Step 6: Final answer
    x = 23,526.37

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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.