Home / 33,842.31-46,702.47-18,735.40

Finding the Fourth Proportional to 33,842.31, 46,702.47 and 18,735.40

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Solution

The fourth proportional to 33,842.31, 46,702.47 and 18,735.40 is: 25,854.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,842.31 : 46,702.47 = 18,735.40 : x
  2. Step 2: Convert to fraction form
    33,842.31/46,702.47 = 18,735.40/x
  3. Step 3: Cross multiply
    33,842.31x = 46,702.47 × 18,735.40
  4. Step 4: Simplify right side
    33,842.31x = 874,989,456.44
  5. Step 5: Solve for x
    x = 874,989,456.44/33,842.31
  6. Step 6: Final answer
    x = 25,854.90

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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.