Home / 27,688.20-41,537.70-11,045.40

Finding the Fourth Proportional to 27,688.20, 41,537.70 and 11,045.40

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Solution

The fourth proportional to 27,688.20, 41,537.70 and 11,045.40 is: 16,570.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,688.20 : 41,537.70 = 11,045.40 : x
  2. Step 2: Convert to fraction form
    27,688.20/41,537.70 = 11,045.40/x
  3. Step 3: Cross multiply
    27,688.20x = 41,537.70 × 11,045.40
  4. Step 4: Simplify right side
    27,688.20x = 458,800,511.58
  5. Step 5: Solve for x
    x = 458,800,511.58/27,688.20
  6. Step 6: Final answer
    x = 16,570.25

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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.