Home / 17,071.40-25,605.18-6,680.36

Finding the Fourth Proportional to 17,071.40, 25,605.18 and 6,680.36

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Solution

The fourth proportional to 17,071.40, 25,605.18 and 6,680.36 is: 10,019.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,071.40 : 25,605.18 = 6,680.36 : x
  2. Step 2: Convert to fraction form
    17,071.40/25,605.18 = 6,680.36/x
  3. Step 3: Cross multiply
    17,071.40x = 25,605.18 × 6,680.36
  4. Step 4: Simplify right side
    17,071.40x = 171,051,820.26
  5. Step 5: Solve for x
    x = 171,051,820.26/17,071.40
  6. Step 6: Final answer
    x = 10,019.79

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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.