Home / 33,643.44-46,429.02-18,536.40

Finding the Fourth Proportional to 33,643.44, 46,429.02 and 18,536.40

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Solution

The fourth proportional to 33,643.44, 46,429.02 and 18,536.40 is: 25,580.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,643.44 : 46,429.02 = 18,536.40 : x
  2. Step 2: Convert to fraction form
    33,643.44/46,429.02 = 18,536.40/x
  3. Step 3: Cross multiply
    33,643.44x = 46,429.02 × 18,536.40
  4. Step 4: Simplify right side
    33,643.44x = 860,626,886.33
  5. Step 5: Solve for x
    x = 860,626,886.33/33,643.44
  6. Step 6: Final answer
    x = 25,580.82

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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.