Home / 34,491.43-47,596.80-21,085.12

Finding the Fourth Proportional to 34,491.43, 47,596.80 and 21,085.12

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Solution

The fourth proportional to 34,491.43, 47,596.80 and 21,085.12 is: 29,096.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,491.43 : 47,596.80 = 21,085.12 : x
  2. Step 2: Convert to fraction form
    34,491.43/47,596.80 = 21,085.12/x
  3. Step 3: Cross multiply
    34,491.43x = 47,596.80 × 21,085.12
  4. Step 4: Simplify right side
    34,491.43x = 1,003,584,239.62
  5. Step 5: Solve for x
    x = 1,003,584,239.62/34,491.43
  6. Step 6: Final answer
    x = 29,096.63

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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.