Home / 26,303.30-39,431.46-9,659.47

Finding the Fourth Proportional to 26,303.30, 39,431.46 and 9,659.47

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Solution

The fourth proportional to 26,303.30, 39,431.46 and 9,659.47 is: 14,480.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,303.30 : 39,431.46 = 9,659.47 : x
  2. Step 2: Convert to fraction form
    26,303.30/39,431.46 = 9,659.47/x
  3. Step 3: Cross multiply
    26,303.30x = 39,431.46 × 9,659.47
  4. Step 4: Simplify right side
    26,303.30x = 380,887,004.93
  5. Step 5: Solve for x
    x = 380,887,004.93/26,303.30
  6. Step 6: Final answer
    x = 14,480.58

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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.