Home / 45,272.69-67,915.23-17,195.69

Finding the Fourth Proportional to 45,272.69, 67,915.23 and 17,195.69

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Solution

The fourth proportional to 45,272.69, 67,915.23 and 17,195.69 is: 25,795.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,272.69 : 67,915.23 = 17,195.69 : x
  2. Step 2: Convert to fraction form
    45,272.69/67,915.23 = 17,195.69/x
  3. Step 3: Cross multiply
    45,272.69x = 67,915.23 × 17,195.69
  4. Step 4: Simplify right side
    45,272.69x = 1,167,849,346.66
  5. Step 5: Solve for x
    x = 1,167,849,346.66/45,272.69
  6. Step 6: Final answer
    x = 25,795.89

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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.