Home / 31,760.87-43,828.49-17,613.41

Finding the Fourth Proportional to 31,760.87, 43,828.49 and 17,613.41

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Solution

The fourth proportional to 31,760.87, 43,828.49 and 17,613.41 is: 24,305.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,760.87 : 43,828.49 = 17,613.41 : x
  2. Step 2: Convert to fraction form
    31,760.87/43,828.49 = 17,613.41/x
  3. Step 3: Cross multiply
    31,760.87x = 43,828.49 × 17,613.41
  4. Step 4: Simplify right side
    31,760.87x = 771,968,988.94
  5. Step 5: Solve for x
    x = 771,968,988.94/31,760.87
  6. Step 6: Final answer
    x = 24,305.67

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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.