Home / 45,230.21-67,836.09-17,140.59

Finding the Fourth Proportional to 45,230.21, 67,836.09 and 17,140.59

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Solution

The fourth proportional to 45,230.21, 67,836.09 and 17,140.59 is: 25,707.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,230.21 : 67,836.09 = 17,140.59 : x
  2. Step 2: Convert to fraction form
    45,230.21/67,836.09 = 17,140.59/x
  3. Step 3: Cross multiply
    45,230.21x = 67,836.09 × 17,140.59
  4. Step 4: Simplify right side
    45,230.21x = 1,162,750,605.89
  5. Step 5: Solve for x
    x = 1,162,750,605.89/45,230.21
  6. Step 6: Final answer
    x = 25,707.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.