Home / 45,328.05-68,011.74-17,256.09

Finding the Fourth Proportional to 45,328.05, 68,011.74 and 17,256.09

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Solution

The fourth proportional to 45,328.05, 68,011.74 and 17,256.09 is: 25,891.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,328.05 : 68,011.74 = 17,256.09 : x
  2. Step 2: Convert to fraction form
    45,328.05/68,011.74 = 17,256.09/x
  3. Step 3: Cross multiply
    45,328.05x = 68,011.74 × 17,256.09
  4. Step 4: Simplify right side
    45,328.05x = 1,173,616,706.50
  5. Step 5: Solve for x
    x = 1,173,616,706.50/45,328.05
  6. Step 6: Final answer
    x = 25,891.62

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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.