Home / 33,742.54-46,564.95-18,634.78

Finding the Fourth Proportional to 33,742.54, 46,564.95 and 18,634.78

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Solution

The fourth proportional to 33,742.54, 46,564.95 and 18,634.78 is: 25,716.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,742.54 : 46,564.95 = 18,634.78 : x
  2. Step 2: Convert to fraction form
    33,742.54/46,564.95 = 18,634.78/x
  3. Step 3: Cross multiply
    33,742.54x = 46,564.95 × 18,634.78
  4. Step 4: Simplify right side
    33,742.54x = 867,727,598.96
  5. Step 5: Solve for x
    x = 867,727,598.96/33,742.54
  6. Step 6: Final answer
    x = 25,716.13

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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.