Home / 13,586.70-20,386.26-6,193.29

Finding the Fourth Proportional to 13,586.70, 20,386.26 and 6,193.29

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Solution

The fourth proportional to 13,586.70, 20,386.26 and 6,193.29 is: 9,292.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,586.70 : 20,386.26 = 6,193.29 : x
  2. Step 2: Convert to fraction form
    13,586.70/20,386.26 = 6,193.29/x
  3. Step 3: Cross multiply
    13,586.70x = 20,386.26 × 6,193.29
  4. Step 4: Simplify right side
    13,586.70x = 126,258,020.20
  5. Step 5: Solve for x
    x = 126,258,020.20/13,586.70
  6. Step 6: Final answer
    x = 9,292.77

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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.