Home / 38,938.75-58,401.73-10,860.70

Finding the Fourth Proportional to 38,938.75, 58,401.73 and 10,860.70

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Solution

The fourth proportional to 38,938.75, 58,401.73 and 10,860.70 is: 16,289.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,938.75 : 58,401.73 = 10,860.70 : x
  2. Step 2: Convert to fraction form
    38,938.75/58,401.73 = 10,860.70/x
  3. Step 3: Cross multiply
    38,938.75x = 58,401.73 × 10,860.70
  4. Step 4: Simplify right side
    38,938.75x = 634,283,669.01
  5. Step 5: Solve for x
    x = 634,283,669.01/38,938.75
  6. Step 6: Final answer
    x = 16,289.27

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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.