Home / 27,011.81-40,517.39-7,019.54

Finding the Fourth Proportional to 27,011.81, 40,517.39 and 7,019.54

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Solution

The fourth proportional to 27,011.81, 40,517.39 and 7,019.54 is: 10,529.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,011.81 : 40,517.39 = 7,019.54 : x
  2. Step 2: Convert to fraction form
    27,011.81/40,517.39 = 7,019.54/x
  3. Step 3: Cross multiply
    27,011.81x = 40,517.39 × 7,019.54
  4. Step 4: Simplify right side
    27,011.81x = 284,413,254.76
  5. Step 5: Solve for x
    x = 284,413,254.76/27,011.81
  6. Step 6: Final answer
    x = 10,529.22

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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.