Home / 15,971.70-23,948.90-7,196.34

Finding the Fourth Proportional to 15,971.70, 23,948.90 and 7,196.34

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Solution

The fourth proportional to 15,971.70, 23,948.90 and 7,196.34 is: 10,790.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,971.70 : 23,948.90 = 7,196.34 : x
  2. Step 2: Convert to fraction form
    15,971.70/23,948.90 = 7,196.34/x
  3. Step 3: Cross multiply
    15,971.70x = 23,948.90 × 7,196.34
  4. Step 4: Simplify right side
    15,971.70x = 172,344,427.03
  5. Step 5: Solve for x
    x = 172,344,427.03/15,971.70
  6. Step 6: Final answer
    x = 10,790.61

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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.