Home / 33,778.04-46,602.33-21,856.46

Finding the Fourth Proportional to 33,778.04, 46,602.33 and 21,856.46

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Solution

The fourth proportional to 33,778.04, 46,602.33 and 21,856.46 is: 30,154.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,778.04 : 46,602.33 = 21,856.46 : x
  2. Step 2: Convert to fraction form
    33,778.04/46,602.33 = 21,856.46/x
  3. Step 3: Cross multiply
    33,778.04x = 46,602.33 × 21,856.46
  4. Step 4: Simplify right side
    33,778.04x = 1,018,561,961.55
  5. Step 5: Solve for x
    x = 1,018,561,961.55/33,778.04
  6. Step 6: Final answer
    x = 30,154.56

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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.