Home / 33,190.28-45,802.23-19,045.34

Finding the Fourth Proportional to 33,190.28, 45,802.23 and 19,045.34

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Solution

The fourth proportional to 33,190.28, 45,802.23 and 19,045.34 is: 26,282.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,190.28 : 45,802.23 = 19,045.34 : x
  2. Step 2: Convert to fraction form
    33,190.28/45,802.23 = 19,045.34/x
  3. Step 3: Cross multiply
    33,190.28x = 45,802.23 × 19,045.34
  4. Step 4: Simplify right side
    33,190.28x = 872,319,043.11
  5. Step 5: Solve for x
    x = 872,319,043.11/33,190.28
  6. Step 6: Final answer
    x = 26,282.36

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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.