Home / 33,347.09-46,019.90-18,240.64

Finding the Fourth Proportional to 33,347.09, 46,019.90 and 18,240.64

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Solution

The fourth proportional to 33,347.09, 46,019.90 and 18,240.64 is: 25,172.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,347.09 : 46,019.90 = 18,240.64 : x
  2. Step 2: Convert to fraction form
    33,347.09/46,019.90 = 18,240.64/x
  3. Step 3: Cross multiply
    33,347.09x = 46,019.90 × 18,240.64
  4. Step 4: Simplify right side
    33,347.09x = 839,432,515.55
  5. Step 5: Solve for x
    x = 839,432,515.55/33,347.09
  6. Step 6: Final answer
    x = 25,172.58

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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.