Home / 26,675.63-40,019.57-9,145.41

Finding the Fourth Proportional to 26,675.63, 40,019.57 and 9,145.41

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Solution

The fourth proportional to 26,675.63, 40,019.57 and 9,145.41 is: 13,720.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,675.63 : 40,019.57 = 9,145.41 : x
  2. Step 2: Convert to fraction form
    26,675.63/40,019.57 = 9,145.41/x
  3. Step 3: Cross multiply
    26,675.63x = 40,019.57 × 9,145.41
  4. Step 4: Simplify right side
    26,675.63x = 365,995,214.17
  5. Step 5: Solve for x
    x = 365,995,214.17/26,675.63
  6. Step 6: Final answer
    x = 13,720.21

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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.