Home / 33,746.64-46,566.37-18,638.40

Finding the Fourth Proportional to 33,746.64, 46,566.37 and 18,638.40

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Solution

The fourth proportional to 33,746.64, 46,566.37 and 18,638.40 is: 25,718.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,746.64 : 46,566.37 = 18,638.40 : x
  2. Step 2: Convert to fraction form
    33,746.64/46,566.37 = 18,638.40/x
  3. Step 3: Cross multiply
    33,746.64x = 46,566.37 × 18,638.40
  4. Step 4: Simplify right side
    33,746.64x = 867,922,630.61
  5. Step 5: Solve for x
    x = 867,922,630.61/33,746.64
  6. Step 6: Final answer
    x = 25,718.79

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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.