Home / 27,520.90-41,269.20-10,875.40

Finding the Fourth Proportional to 27,520.90, 41,269.20 and 10,875.40

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Solution

The fourth proportional to 27,520.90, 41,269.20 and 10,875.40 is: 16,308.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,520.90 : 41,269.20 = 10,875.40 : x
  2. Step 2: Convert to fraction form
    27,520.90/41,269.20 = 10,875.40/x
  3. Step 3: Cross multiply
    27,520.90x = 41,269.20 × 10,875.40
  4. Step 4: Simplify right side
    27,520.90x = 448,819,057.68
  5. Step 5: Solve for x
    x = 448,819,057.68/27,520.90
  6. Step 6: Final answer
    x = 16,308.30

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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.