Home / 28,795.33-39,740.78-16,049.67

Finding the Fourth Proportional to 28,795.33, 39,740.78 and 16,049.67

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Solution

The fourth proportional to 28,795.33, 39,740.78 and 16,049.67 is: 22,150.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,795.33 : 39,740.78 = 16,049.67 : x
  2. Step 2: Convert to fraction form
    28,795.33/39,740.78 = 16,049.67/x
  3. Step 3: Cross multiply
    28,795.33x = 39,740.78 × 16,049.67
  4. Step 4: Simplify right side
    28,795.33x = 637,826,428.90
  5. Step 5: Solve for x
    x = 637,826,428.90/28,795.33
  6. Step 6: Final answer
    x = 22,150.35

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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.