Home / 33,680.32-46,480.16-18,776

Finding the Fourth Proportional to 33,680.32, 46,480.16 and 18,776

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Solution

The fourth proportional to 33,680.32, 46,480.16 and 18,776 is: 25,911.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,680.32 : 46,480.16 = 18,776 : x
  2. Step 2: Convert to fraction form
    33,680.32/46,480.16 = 18,776/x
  3. Step 3: Cross multiply
    33,680.32x = 46,480.16 × 18,776
  4. Step 4: Simplify right side
    33,680.32x = 872,711,484.16
  5. Step 5: Solve for x
    x = 872,711,484.16/33,680.32
  6. Step 6: Final answer
    x = 25,911.61

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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.