Home / 17,664.04-26,486.74-7,798.65

Finding the Fourth Proportional to 17,664.04, 26,486.74 and 7,798.65

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Solution

The fourth proportional to 17,664.04, 26,486.74 and 7,798.65 is: 11,693.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,664.04 : 26,486.74 = 7,798.65 : x
  2. Step 2: Convert to fraction form
    17,664.04/26,486.74 = 7,798.65/x
  3. Step 3: Cross multiply
    17,664.04x = 26,486.74 × 7,798.65
  4. Step 4: Simplify right side
    17,664.04x = 206,560,814.90
  5. Step 5: Solve for x
    x = 206,560,814.90/17,664.04
  6. Step 6: Final answer
    x = 11,693.86

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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.