Home / 33,920.45-46,804.61-18,810.71

Finding the Fourth Proportional to 33,920.45, 46,804.61 and 18,810.71

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Solution

The fourth proportional to 33,920.45, 46,804.61 and 18,810.71 is: 25,955.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,920.45 : 46,804.61 = 18,810.71 : x
  2. Step 2: Convert to fraction form
    33,920.45/46,804.61 = 18,810.71/x
  3. Step 3: Cross multiply
    33,920.45x = 46,804.61 × 18,810.71
  4. Step 4: Simplify right side
    33,920.45x = 880,427,664.32
  5. Step 5: Solve for x
    x = 880,427,664.32/33,920.45
  6. Step 6: Final answer
    x = 25,955.66

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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.