Home / 26,759.63-40,145.09-10,119.30

Finding the Fourth Proportional to 26,759.63, 40,145.09 and 10,119.30

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Solution

The fourth proportional to 26,759.63, 40,145.09 and 10,119.30 is: 15,181.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,759.63 : 40,145.09 = 10,119.30 : x
  2. Step 2: Convert to fraction form
    26,759.63/40,145.09 = 10,119.30/x
  3. Step 3: Cross multiply
    26,759.63x = 40,145.09 × 10,119.30
  4. Step 4: Simplify right side
    26,759.63x = 406,240,008.10
  5. Step 5: Solve for x
    x = 406,240,008.10/26,759.63
  6. Step 6: Final answer
    x = 15,181.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.