Home / 26,744.87-36,911.76-15,412.19

Finding the Fourth Proportional to 26,744.87, 36,911.76 and 15,412.19

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Solution

The fourth proportional to 26,744.87, 36,911.76 and 15,412.19 is: 21,271.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,744.87 : 36,911.76 = 15,412.19 : x
  2. Step 2: Convert to fraction form
    26,744.87/36,911.76 = 15,412.19/x
  3. Step 3: Cross multiply
    26,744.87x = 36,911.76 × 15,412.19
  4. Step 4: Simplify right side
    26,744.87x = 568,890,873.80
  5. Step 5: Solve for x
    x = 568,890,873.80/26,744.87
  6. Step 6: Final answer
    x = 21,271.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.