Home / 33,214.60-45,836.20-18,107.38

Finding the Fourth Proportional to 33,214.60, 45,836.20 and 18,107.38

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Solution

The fourth proportional to 33,214.60, 45,836.20 and 18,107.38 is: 24,988.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,214.60 : 45,836.20 = 18,107.38 : x
  2. Step 2: Convert to fraction form
    33,214.60/45,836.20 = 18,107.38/x
  3. Step 3: Cross multiply
    33,214.60x = 45,836.20 × 18,107.38
  4. Step 4: Simplify right side
    33,214.60x = 829,973,491.16
  5. Step 5: Solve for x
    x = 829,973,491.16/33,214.60
  6. Step 6: Final answer
    x = 24,988.21

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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.