Home / 26,610.71-39,917.28-9,080.69

Finding the Fourth Proportional to 26,610.71, 39,917.28 and 9,080.69

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Solution

The fourth proportional to 26,610.71, 39,917.28 and 9,080.69 is: 13,621.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,610.71 : 39,917.28 = 9,080.69 : x
  2. Step 2: Convert to fraction form
    26,610.71/39,917.28 = 9,080.69/x
  3. Step 3: Cross multiply
    26,610.71x = 39,917.28 × 9,080.69
  4. Step 4: Simplify right side
    26,610.71x = 362,476,445.32
  5. Step 5: Solve for x
    x = 362,476,445.32/26,610.71
  6. Step 6: Final answer
    x = 13,621.45

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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.