Home / 17,071.72-25,698.18-12,175.24

Finding the Fourth Proportional to 17,071.72, 25,698.18 and 12,175.24

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Solution

The fourth proportional to 17,071.72, 25,698.18 and 12,175.24 is: 18,327.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,071.72 : 25,698.18 = 12,175.24 : x
  2. Step 2: Convert to fraction form
    17,071.72/25,698.18 = 12,175.24/x
  3. Step 3: Cross multiply
    17,071.72x = 25,698.18 × 12,175.24
  4. Step 4: Simplify right side
    17,071.72x = 312,881,509.06
  5. Step 5: Solve for x
    x = 312,881,509.06/17,071.72
  6. Step 6: Final answer
    x = 18,327.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.