Home / 38,020.98-57,026.61-15,830.22

Finding the Fourth Proportional to 38,020.98, 57,026.61 and 15,830.22

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Solution

The fourth proportional to 38,020.98, 57,026.61 and 15,830.22 is: 23,743.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,020.98 : 57,026.61 = 15,830.22 : x
  2. Step 2: Convert to fraction form
    38,020.98/57,026.61 = 15,830.22/x
  3. Step 3: Cross multiply
    38,020.98x = 57,026.61 × 15,830.22
  4. Step 4: Simplify right side
    38,020.98x = 902,743,782.15
  5. Step 5: Solve for x
    x = 902,743,782.15/38,020.98
  6. Step 6: Final answer
    x = 23,743.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.