Home / 33,530.39-46,272.75-18,424.02

Finding the Fourth Proportional to 33,530.39, 46,272.75 and 18,424.02

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Solution

The fourth proportional to 33,530.39, 46,272.75 and 18,424.02 is: 25,425.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,530.39 : 46,272.75 = 18,424.02 : x
  2. Step 2: Convert to fraction form
    33,530.39/46,272.75 = 18,424.02/x
  3. Step 3: Cross multiply
    33,530.39x = 46,272.75 × 18,424.02
  4. Step 4: Simplify right side
    33,530.39x = 852,530,071.46
  5. Step 5: Solve for x
    x = 852,530,071.46/33,530.39
  6. Step 6: Final answer
    x = 25,425.60

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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.