Home / 17,085.36-25,585.20-10,826.40

Finding the Fourth Proportional to 17,085.36, 25,585.20 and 10,826.40

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Solution

The fourth proportional to 17,085.36, 25,585.20 and 10,826.40 is: 16,212.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,085.36 : 25,585.20 = 10,826.40 : x
  2. Step 2: Convert to fraction form
    17,085.36/25,585.20 = 10,826.40/x
  3. Step 3: Cross multiply
    17,085.36x = 25,585.20 × 10,826.40
  4. Step 4: Simplify right side
    17,085.36x = 276,995,609.28
  5. Step 5: Solve for x
    x = 276,995,609.28/17,085.36
  6. Step 6: Final answer
    x = 16,212.45

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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.