Home / 30,703.06-42,367.23-17,274.03

Finding the Fourth Proportional to 30,703.06, 42,367.23 and 17,274.03

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Solution

The fourth proportional to 30,703.06, 42,367.23 and 17,274.03 is: 23,836.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,703.06 : 42,367.23 = 17,274.03 : x
  2. Step 2: Convert to fraction form
    30,703.06/42,367.23 = 17,274.03/x
  3. Step 3: Cross multiply
    30,703.06x = 42,367.23 × 17,274.03
  4. Step 4: Simplify right side
    30,703.06x = 731,852,802.04
  5. Step 5: Solve for x
    x = 731,852,802.04/30,703.06
  6. Step 6: Final answer
    x = 23,836.48

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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.