Home / 28,795.34-39,738.78-16,048.53

Finding the Fourth Proportional to 28,795.34, 39,738.78 and 16,048.53

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Solution

The fourth proportional to 28,795.34, 39,738.78 and 16,048.53 is: 22,147.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,795.34 : 39,738.78 = 16,048.53 : x
  2. Step 2: Convert to fraction form
    28,795.34/39,738.78 = 16,048.53/x
  3. Step 3: Cross multiply
    28,795.34x = 39,738.78 × 16,048.53
  4. Step 4: Simplify right side
    28,795.34x = 637,749,002.99
  5. Step 5: Solve for x
    x = 637,749,002.99/28,795.34
  6. Step 6: Final answer
    x = 22,147.65

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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.