Home / 17,369.26-26,055.10-6,981

Finding the Fourth Proportional to 17,369.26, 26,055.10 and 6,981

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Solution

The fourth proportional to 17,369.26, 26,055.10 and 6,981 is: 10,471.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,369.26 : 26,055.10 = 6,981 : x
  2. Step 2: Convert to fraction form
    17,369.26/26,055.10 = 6,981/x
  3. Step 3: Cross multiply
    17,369.26x = 26,055.10 × 6,981
  4. Step 4: Simplify right side
    17,369.26x = 181,890,653.10
  5. Step 5: Solve for x
    x = 181,890,653.10/17,369.26
  6. Step 6: Final answer
    x = 10,471.99

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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.