Home / 26,425.31-39,646.62-9,786.58

Finding the Fourth Proportional to 26,425.31, 39,646.62 and 9,786.58

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Solution

The fourth proportional to 26,425.31, 39,646.62 and 9,786.58 is: 14,683.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,425.31 : 39,646.62 = 9,786.58 : x
  2. Step 2: Convert to fraction form
    26,425.31/39,646.62 = 9,786.58/x
  3. Step 3: Cross multiply
    26,425.31x = 39,646.62 × 9,786.58
  4. Step 4: Simplify right side
    26,425.31x = 388,004,719.24
  5. Step 5: Solve for x
    x = 388,004,719.24/26,425.31
  6. Step 6: Final answer
    x = 14,683.07

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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.