Home / 26,988.42-40,485.33-8,268.24

Finding the Fourth Proportional to 26,988.42, 40,485.33 and 8,268.24

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Solution

The fourth proportional to 26,988.42, 40,485.33 and 8,268.24 is: 12,403.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,988.42 : 40,485.33 = 8,268.24 : x
  2. Step 2: Convert to fraction form
    26,988.42/40,485.33 = 8,268.24/x
  3. Step 3: Cross multiply
    26,988.42x = 40,485.33 × 8,268.24
  4. Step 4: Simplify right side
    26,988.42x = 334,742,424.92
  5. Step 5: Solve for x
    x = 334,742,424.92/26,988.42
  6. Step 6: Final answer
    x = 12,403.19

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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.