Home / 27,016.40-40,519.13-7,290.34

Finding the Fourth Proportional to 27,016.40, 40,519.13 and 7,290.34

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Solution

The fourth proportional to 27,016.40, 40,519.13 and 7,290.34 is: 10,934.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,016.40 : 40,519.13 = 7,290.34 : x
  2. Step 2: Convert to fraction form
    27,016.40/40,519.13 = 7,290.34/x
  3. Step 3: Cross multiply
    27,016.40x = 40,519.13 × 7,290.34
  4. Step 4: Simplify right side
    27,016.40x = 295,398,303.28
  5. Step 5: Solve for x
    x = 295,398,303.28/27,016.40
  6. Step 6: Final answer
    x = 10,934.04

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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.