Home / 33,742.71-46,564.56-18,635.07

Finding the Fourth Proportional to 33,742.71, 46,564.56 and 18,635.07

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Solution

The fourth proportional to 33,742.71, 46,564.56 and 18,635.07 is: 25,716.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,742.71 : 46,564.56 = 18,635.07 : x
  2. Step 2: Convert to fraction form
    33,742.71/46,564.56 = 18,635.07/x
  3. Step 3: Cross multiply
    33,742.71x = 46,564.56 × 18,635.07
  4. Step 4: Simplify right side
    33,742.71x = 867,733,835.12
  5. Step 5: Solve for x
    x = 867,733,835.12/33,742.71
  6. Step 6: Final answer
    x = 25,716.19

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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.