Home / 26,716.36-36,868.74-15,538.36

Finding the Fourth Proportional to 26,716.36, 36,868.74 and 15,538.36

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Solution

The fourth proportional to 26,716.36, 36,868.74 and 15,538.36 is: 21,443.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,716.36 : 36,868.74 = 15,538.36 : x
  2. Step 2: Convert to fraction form
    26,716.36/36,868.74 = 15,538.36/x
  3. Step 3: Cross multiply
    26,716.36x = 36,868.74 × 15,538.36
  4. Step 4: Simplify right side
    26,716.36x = 572,879,754.87
  5. Step 5: Solve for x
    x = 572,879,754.87/26,716.36
  6. Step 6: Final answer
    x = 21,443.03

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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.