Home / 45,284.85-67,885.32-17,196.48

Finding the Fourth Proportional to 45,284.85, 67,885.32 and 17,196.48

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Solution

The fourth proportional to 45,284.85, 67,885.32 and 17,196.48 is: 25,778.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,284.85 : 67,885.32 = 17,196.48 : x
  2. Step 2: Convert to fraction form
    45,284.85/67,885.32 = 17,196.48/x
  3. Step 3: Cross multiply
    45,284.85x = 67,885.32 × 17,196.48
  4. Step 4: Simplify right side
    45,284.85x = 1,167,388,547.67
  5. Step 5: Solve for x
    x = 1,167,388,547.67/45,284.85
  6. Step 6: Final answer
    x = 25,778.79

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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.