Home / 33,809.92-46,656.76-18,702.16

Finding the Fourth Proportional to 33,809.92, 46,656.76 and 18,702.16

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Solution

The fourth proportional to 33,809.92, 46,656.76 and 18,702.16 is: 25,808.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,809.92 : 46,656.76 = 18,702.16 : x
  2. Step 2: Convert to fraction form
    33,809.92/46,656.76 = 18,702.16/x
  3. Step 3: Cross multiply
    33,809.92x = 46,656.76 × 18,702.16
  4. Step 4: Simplify right side
    33,809.92x = 872,582,190.60
  5. Step 5: Solve for x
    x = 872,582,190.60/33,809.92
  6. Step 6: Final answer
    x = 25,808.47

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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.