Home / 33,386.81-46,072.05-18,276.58

Finding the Fourth Proportional to 33,386.81, 46,072.05 and 18,276.58

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Solution

The fourth proportional to 33,386.81, 46,072.05 and 18,276.58 is: 25,220.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,386.81 : 46,072.05 = 18,276.58 : x
  2. Step 2: Convert to fraction form
    33,386.81/46,072.05 = 18,276.58/x
  3. Step 3: Cross multiply
    33,386.81x = 46,072.05 × 18,276.58
  4. Step 4: Simplify right side
    33,386.81x = 842,039,418.47
  5. Step 5: Solve for x
    x = 842,039,418.47/33,386.81
  6. Step 6: Final answer
    x = 25,220.72

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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.