Home / 17,387.37-26,089.29-6,291.09

Finding the Fourth Proportional to 17,387.37, 26,089.29 and 6,291.09

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Solution

The fourth proportional to 17,387.37, 26,089.29 and 6,291.09 is: 9,439.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,387.37 : 26,089.29 = 6,291.09 : x
  2. Step 2: Convert to fraction form
    17,387.37/26,089.29 = 6,291.09/x
  3. Step 3: Cross multiply
    17,387.37x = 26,089.29 × 6,291.09
  4. Step 4: Simplify right side
    17,387.37x = 164,130,071.43
  5. Step 5: Solve for x
    x = 164,130,071.43/17,387.37
  6. Step 6: Final answer
    x = 9,439.61

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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.