Home / 34,118.90-47,082.54-19,013.21

Finding the Fourth Proportional to 34,118.90, 47,082.54 and 19,013.21

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Solution

The fourth proportional to 34,118.90, 47,082.54 and 19,013.21 is: 26,237.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,118.90 : 47,082.54 = 19,013.21 : x
  2. Step 2: Convert to fraction form
    34,118.90/47,082.54 = 19,013.21/x
  3. Step 3: Cross multiply
    34,118.90x = 47,082.54 × 19,013.21
  4. Step 4: Simplify right side
    34,118.90x = 895,190,220.35
  5. Step 5: Solve for x
    x = 895,190,220.35/34,118.90
  6. Step 6: Final answer
    x = 26,237.37

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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.