Home / 17,558.31-26,340.89-6,465.09

Finding the Fourth Proportional to 17,558.31, 26,340.89 and 6,465.09

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Solution

The fourth proportional to 17,558.31, 26,340.89 and 6,465.09 is: 9,698.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,558.31 : 26,340.89 = 6,465.09 : x
  2. Step 2: Convert to fraction form
    17,558.31/26,340.89 = 6,465.09/x
  3. Step 3: Cross multiply
    17,558.31x = 26,340.89 × 6,465.09
  4. Step 4: Simplify right side
    17,558.31x = 170,296,192.20
  5. Step 5: Solve for x
    x = 170,296,192.20/17,558.31
  6. Step 6: Final answer
    x = 9,698.89

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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.