Home / 27,015.26-40,529.36-8,547.26

Finding the Fourth Proportional to 27,015.26, 40,529.36 and 8,547.26

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Solution

The fourth proportional to 27,015.26, 40,529.36 and 8,547.26 is: 12,822.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,015.26 : 40,529.36 = 8,547.26 : x
  2. Step 2: Convert to fraction form
    27,015.26/40,529.36 = 8,547.26/x
  3. Step 3: Cross multiply
    27,015.26x = 40,529.36 × 8,547.26
  4. Step 4: Simplify right side
    27,015.26x = 346,414,977.55
  5. Step 5: Solve for x
    x = 346,414,977.55/27,015.26
  6. Step 6: Final answer
    x = 12,822.94

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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.