Home / 10,216.26-14,086.40-9,585.68

Finding the Fourth Proportional to 10,216.26, 14,086.40 and 9,585.68

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Solution

The fourth proportional to 10,216.26, 14,086.40 and 9,585.68 is: 13,216.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,216.26 : 14,086.40 = 9,585.68 : x
  2. Step 2: Convert to fraction form
    10,216.26/14,086.40 = 9,585.68/x
  3. Step 3: Cross multiply
    10,216.26x = 14,086.40 × 9,585.68
  4. Step 4: Simplify right side
    10,216.26x = 135,027,604.39
  5. Step 5: Solve for x
    x = 135,027,604.39/10,216.26
  6. Step 6: Final answer
    x = 13,216.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.