Home / 19,565.04-26,999.28-11,181.04

Finding the Fourth Proportional to 19,565.04, 26,999.28 and 11,181.04

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Solution

The fourth proportional to 19,565.04, 26,999.28 and 11,181.04 is: 15,429.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,565.04 : 26,999.28 = 11,181.04 : x
  2. Step 2: Convert to fraction form
    19,565.04/26,999.28 = 11,181.04/x
  3. Step 3: Cross multiply
    19,565.04x = 26,999.28 × 11,181.04
  4. Step 4: Simplify right side
    19,565.04x = 301,880,029.65
  5. Step 5: Solve for x
    x = 301,880,029.65/19,565.04
  6. Step 6: Final answer
    x = 15,429.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.