Home / 33,955.32-46,842.08-20,336.78

Finding the Fourth Proportional to 33,955.32, 46,842.08 and 20,336.78

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Solution

The fourth proportional to 33,955.32, 46,842.08 and 20,336.78 is: 28,055.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,955.32 : 46,842.08 = 20,336.78 : x
  2. Step 2: Convert to fraction form
    33,955.32/46,842.08 = 20,336.78/x
  3. Step 3: Cross multiply
    33,955.32x = 46,842.08 × 20,336.78
  4. Step 4: Simplify right side
    33,955.32x = 952,617,075.70
  5. Step 5: Solve for x
    x = 952,617,075.70/33,955.32
  6. Step 6: Final answer
    x = 28,055.02

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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.