Home / 17,018.19-25,527.29-5,172.06

Finding the Fourth Proportional to 17,018.19, 25,527.29 and 5,172.06

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Solution

The fourth proportional to 17,018.19, 25,527.29 and 5,172.06 is: 7,758.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,018.19 : 25,527.29 = 5,172.06 : x
  2. Step 2: Convert to fraction form
    17,018.19/25,527.29 = 5,172.06/x
  3. Step 3: Cross multiply
    17,018.19x = 25,527.29 × 5,172.06
  4. Step 4: Simplify right side
    17,018.19x = 132,028,734.34
  5. Step 5: Solve for x
    x = 132,028,734.34/17,018.19
  6. Step 6: Final answer
    x = 7,758.09

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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.