Home / 33,623.69-46,432.19-21,070.31

Finding the Fourth Proportional to 33,623.69, 46,432.19 and 21,070.31

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Solution

The fourth proportional to 33,623.69, 46,432.19 and 21,070.31 is: 29,096.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,623.69 : 46,432.19 = 21,070.31 : x
  2. Step 2: Convert to fraction form
    33,623.69/46,432.19 = 21,070.31/x
  3. Step 3: Cross multiply
    33,623.69x = 46,432.19 × 21,070.31
  4. Step 4: Simplify right side
    33,623.69x = 978,340,531.93
  5. Step 5: Solve for x
    x = 978,340,531.93/33,623.69
  6. Step 6: Final answer
    x = 29,096.76

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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.