Home / 33,259.32-45,905.73-19,120.38

Finding the Fourth Proportional to 33,259.32, 45,905.73 and 19,120.38

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Solution

The fourth proportional to 33,259.32, 45,905.73 and 19,120.38 is: 26,390.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,259.32 : 45,905.73 = 19,120.38 : x
  2. Step 2: Convert to fraction form
    33,259.32/45,905.73 = 19,120.38/x
  3. Step 3: Cross multiply
    33,259.32x = 45,905.73 × 19,120.38
  4. Step 4: Simplify right side
    33,259.32x = 877,735,001.78
  5. Step 5: Solve for x
    x = 877,735,001.78/33,259.32
  6. Step 6: Final answer
    x = 26,390.65

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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.