Home / 15,858.81-23,790.92-5,329.85

Finding the Fourth Proportional to 15,858.81, 23,790.92 and 5,329.85

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Solution

The fourth proportional to 15,858.81, 23,790.92 and 5,329.85 is: 7,995.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,858.81 : 23,790.92 = 5,329.85 : x
  2. Step 2: Convert to fraction form
    15,858.81/23,790.92 = 5,329.85/x
  3. Step 3: Cross multiply
    15,858.81x = 23,790.92 × 5,329.85
  4. Step 4: Simplify right side
    15,858.81x = 126,801,889.36
  5. Step 5: Solve for x
    x = 126,801,889.36/15,858.81
  6. Step 6: Final answer
    x = 7,995.67

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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.