Home / 17,020.58-23,478.81-10,212.84

Finding the Fourth Proportional to 17,020.58, 23,478.81 and 10,212.84

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Solution

The fourth proportional to 17,020.58, 23,478.81 and 10,212.84 is: 14,087.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,020.58 : 23,478.81 = 10,212.84 : x
  2. Step 2: Convert to fraction form
    17,020.58/23,478.81 = 10,212.84/x
  3. Step 3: Cross multiply
    17,020.58x = 23,478.81 × 10,212.84
  4. Step 4: Simplify right side
    17,020.58x = 239,785,329.92
  5. Step 5: Solve for x
    x = 239,785,329.92/17,020.58
  6. Step 6: Final answer
    x = 14,087.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.