Home / 27,513.20-41,280.60-10,870.40

Finding the Fourth Proportional to 27,513.20, 41,280.60 and 10,870.40

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Solution

The fourth proportional to 27,513.20, 41,280.60 and 10,870.40 is: 16,309.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,513.20 : 41,280.60 = 10,870.40 : x
  2. Step 2: Convert to fraction form
    27,513.20/41,280.60 = 10,870.40/x
  3. Step 3: Cross multiply
    27,513.20x = 41,280.60 × 10,870.40
  4. Step 4: Simplify right side
    27,513.20x = 448,736,634.24
  5. Step 5: Solve for x
    x = 448,736,634.24/27,513.20
  6. Step 6: Final answer
    x = 16,309.87

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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.