Home / 26,943.03-37,181.36-15,619.08

Finding the Fourth Proportional to 26,943.03, 37,181.36 and 15,619.08

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Solution

The fourth proportional to 26,943.03, 37,181.36 and 15,619.08 is: 21,554.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,943.03 : 37,181.36 = 15,619.08 : x
  2. Step 2: Convert to fraction form
    26,943.03/37,181.36 = 15,619.08/x
  3. Step 3: Cross multiply
    26,943.03x = 37,181.36 × 15,619.08
  4. Step 4: Simplify right side
    26,943.03x = 580,738,756.26
  5. Step 5: Solve for x
    x = 580,738,756.26/26,943.03
  6. Step 6: Final answer
    x = 21,554.32

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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.