Home / 13,245.69-19,858.51-6,584.91

Finding the Fourth Proportional to 13,245.69, 19,858.51 and 6,584.91

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Solution

The fourth proportional to 13,245.69, 19,858.51 and 6,584.91 is: 9,872.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,245.69 : 19,858.51 = 6,584.91 : x
  2. Step 2: Convert to fraction form
    13,245.69/19,858.51 = 6,584.91/x
  3. Step 3: Cross multiply
    13,245.69x = 19,858.51 × 6,584.91
  4. Step 4: Simplify right side
    13,245.69x = 130,766,501.08
  5. Step 5: Solve for x
    x = 130,766,501.08/13,245.69
  6. Step 6: Final answer
    x = 9,872.38

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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.