Home / 33,426.32-46,139.88-19,284.80

Finding the Fourth Proportional to 33,426.32, 46,139.88 and 19,284.80

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Solution

The fourth proportional to 33,426.32, 46,139.88 and 19,284.80 is: 26,619.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,426.32 : 46,139.88 = 19,284.80 : x
  2. Step 2: Convert to fraction form
    33,426.32/46,139.88 = 19,284.80/x
  3. Step 3: Cross multiply
    33,426.32x = 46,139.88 × 19,284.80
  4. Step 4: Simplify right side
    33,426.32x = 889,798,357.82
  5. Step 5: Solve for x
    x = 889,798,357.82/33,426.32
  6. Step 6: Final answer
    x = 26,619.69

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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.