Home / 23,986.18-35,947.68-13,456

Finding the Fourth Proportional to 23,986.18, 35,947.68 and 13,456

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Solution

The fourth proportional to 23,986.18, 35,947.68 and 13,456 is: 20,166.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,986.18 : 35,947.68 = 13,456 : x
  2. Step 2: Convert to fraction form
    23,986.18/35,947.68 = 13,456/x
  3. Step 3: Cross multiply
    23,986.18x = 35,947.68 × 13,456
  4. Step 4: Simplify right side
    23,986.18x = 483,711,982.08
  5. Step 5: Solve for x
    x = 483,711,982.08/23,986.18
  6. Step 6: Final answer
    x = 20,166.28

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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.