Home / 34,121.10-47,085.90-19,012.98

Finding the Fourth Proportional to 34,121.10, 47,085.90 and 19,012.98

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Solution

The fourth proportional to 34,121.10, 47,085.90 and 19,012.98 is: 26,237.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,121.10 : 47,085.90 = 19,012.98 : x
  2. Step 2: Convert to fraction form
    34,121.10/47,085.90 = 19,012.98/x
  3. Step 3: Cross multiply
    34,121.10x = 47,085.90 × 19,012.98
  4. Step 4: Simplify right side
    34,121.10x = 895,243,274.98
  5. Step 5: Solve for x
    x = 895,243,274.98/34,121.10
  6. Step 6: Final answer
    x = 26,237.23

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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.