Home / 18,896.32-26,075.82-10,396.99

Finding the Fourth Proportional to 18,896.32, 26,075.82 and 10,396.99

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Solution

The fourth proportional to 18,896.32, 26,075.82 and 10,396.99 is: 14,347.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,896.32 : 26,075.82 = 10,396.99 : x
  2. Step 2: Convert to fraction form
    18,896.32/26,075.82 = 10,396.99/x
  3. Step 3: Cross multiply
    18,896.32x = 26,075.82 × 10,396.99
  4. Step 4: Simplify right side
    18,896.32x = 271,110,039.78
  5. Step 5: Solve for x
    x = 271,110,039.78/18,896.32
  6. Step 6: Final answer
    x = 14,347.24

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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.