Home / 27,511.60-41,260.75-12,706.28

Finding the Fourth Proportional to 27,511.60, 41,260.75 and 12,706.28

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Solution

The fourth proportional to 27,511.60, 41,260.75 and 12,706.28 is: 19,056.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,511.60 : 41,260.75 = 12,706.28 : x
  2. Step 2: Convert to fraction form
    27,511.60/41,260.75 = 12,706.28/x
  3. Step 3: Cross multiply
    27,511.60x = 41,260.75 × 12,706.28
  4. Step 4: Simplify right side
    27,511.60x = 524,270,642.51
  5. Step 5: Solve for x
    x = 524,270,642.51/27,511.60
  6. Step 6: Final answer
    x = 19,056.35

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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.