Home / 38,738.89-58,139.47-20,024.39

Finding the Fourth Proportional to 38,738.89, 58,139.47 and 20,024.39

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Solution

The fourth proportional to 38,738.89, 58,139.47 and 20,024.39 is: 30,052.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,738.89 : 58,139.47 = 20,024.39 : x
  2. Step 2: Convert to fraction form
    38,738.89/58,139.47 = 20,024.39/x
  3. Step 3: Cross multiply
    38,738.89x = 58,139.47 × 20,024.39
  4. Step 4: Simplify right side
    38,738.89x = 1,164,207,592.05
  5. Step 5: Solve for x
    x = 1,164,207,592.05/38,738.89
  6. Step 6: Final answer
    x = 30,052.68

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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.