Home / 33,419.63-46,119.10-18,312.17

Finding the Fourth Proportional to 33,419.63, 46,119.10 and 18,312.17

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Solution

The fourth proportional to 33,419.63, 46,119.10 and 18,312.17 is: 25,270.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,419.63 : 46,119.10 = 18,312.17 : x
  2. Step 2: Convert to fraction form
    33,419.63/46,119.10 = 18,312.17/x
  3. Step 3: Cross multiply
    33,419.63x = 46,119.10 × 18,312.17
  4. Step 4: Simplify right side
    33,419.63x = 844,540,845.23
  5. Step 5: Solve for x
    x = 844,540,845.23/33,419.63
  6. Step 6: Final answer
    x = 25,270.80

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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.