Home / 33,590.68-46,357.84-18,486.20

Finding the Fourth Proportional to 33,590.68, 46,357.84 and 18,486.20

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Solution

The fourth proportional to 33,590.68, 46,357.84 and 18,486.20 is: 25,512.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,590.68 : 46,357.84 = 18,486.20 : x
  2. Step 2: Convert to fraction form
    33,590.68/46,357.84 = 18,486.20/x
  3. Step 3: Cross multiply
    33,590.68x = 46,357.84 × 18,486.20
  4. Step 4: Simplify right side
    33,590.68x = 856,980,301.81
  5. Step 5: Solve for x
    x = 856,980,301.81/33,590.68
  6. Step 6: Final answer
    x = 25,512.44

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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.