Home / 17,296.23-23,713.21-16,981

Finding the Fourth Proportional to 17,296.23, 23,713.21 and 16,981

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Solution

The fourth proportional to 17,296.23, 23,713.21 and 16,981 is: 23,281.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,296.23 : 23,713.21 = 16,981 : x
  2. Step 2: Convert to fraction form
    17,296.23/23,713.21 = 16,981/x
  3. Step 3: Cross multiply
    17,296.23x = 23,713.21 × 16,981
  4. Step 4: Simplify right side
    17,296.23x = 402,674,019.01
  5. Step 5: Solve for x
    x = 402,674,019.01/17,296.23
  6. Step 6: Final answer
    x = 23,281.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.