Home / 27,012.31-40,518.14-7,020.04

Finding the Fourth Proportional to 27,012.31, 40,518.14 and 7,020.04

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Solution

The fourth proportional to 27,012.31, 40,518.14 and 7,020.04 is: 10,529.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,012.31 : 40,518.14 = 7,020.04 : x
  2. Step 2: Convert to fraction form
    27,012.31/40,518.14 = 7,020.04/x
  3. Step 3: Cross multiply
    27,012.31x = 40,518.14 × 7,020.04
  4. Step 4: Simplify right side
    27,012.31x = 284,438,725.83
  5. Step 5: Solve for x
    x = 284,438,725.83/27,012.31
  6. Step 6: Final answer
    x = 10,529.97

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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.