Home / 33,986.81-46,903.12-18,880.62

Finding the Fourth Proportional to 33,986.81, 46,903.12 and 18,880.62

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Solution

The fourth proportional to 33,986.81, 46,903.12 and 18,880.62 is: 26,055.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,986.81 : 46,903.12 = 18,880.62 : x
  2. Step 2: Convert to fraction form
    33,986.81/46,903.12 = 18,880.62/x
  3. Step 3: Cross multiply
    33,986.81x = 46,903.12 × 18,880.62
  4. Step 4: Simplify right side
    33,986.81x = 885,559,938.33
  5. Step 5: Solve for x
    x = 885,559,938.33/33,986.81
  6. Step 6: Final answer
    x = 26,055.99

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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.