Home / 18,157.22-25,057.61-10,199.27

Finding the Fourth Proportional to 18,157.22, 25,057.61 and 10,199.27

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Solution

The fourth proportional to 18,157.22, 25,057.61 and 10,199.27 is: 14,075.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,157.22 : 25,057.61 = 10,199.27 : x
  2. Step 2: Convert to fraction form
    18,157.22/25,057.61 = 10,199.27/x
  3. Step 3: Cross multiply
    18,157.22x = 25,057.61 × 10,199.27
  4. Step 4: Simplify right side
    18,157.22x = 255,569,329.94
  5. Step 5: Solve for x
    x = 255,569,329.94/18,157.22
  6. Step 6: Final answer
    x = 14,075.36

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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.