Home / 14,391.36-21,591.35-8,698.67

Finding the Fourth Proportional to 14,391.36, 21,591.35 and 8,698.67

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Solution

The fourth proportional to 14,391.36, 21,591.35 and 8,698.67 is: 13,050.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,391.36 : 21,591.35 = 8,698.67 : x
  2. Step 2: Convert to fraction form
    14,391.36/21,591.35 = 8,698.67/x
  3. Step 3: Cross multiply
    14,391.36x = 21,591.35 × 8,698.67
  4. Step 4: Simplify right side
    14,391.36x = 187,815,877.05
  5. Step 5: Solve for x
    x = 187,815,877.05/14,391.36
  6. Step 6: Final answer
    x = 13,050.60

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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.