Home / 19,468.72-26,867.04-11,085.28

Finding the Fourth Proportional to 19,468.72, 26,867.04 and 11,085.28

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Solution

The fourth proportional to 19,468.72, 26,867.04 and 11,085.28 is: 15,297.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,468.72 : 26,867.04 = 11,085.28 : x
  2. Step 2: Convert to fraction form
    19,468.72/26,867.04 = 11,085.28/x
  3. Step 3: Cross multiply
    19,468.72x = 26,867.04 × 11,085.28
  4. Step 4: Simplify right side
    19,468.72x = 297,828,661.17
  5. Step 5: Solve for x
    x = 297,828,661.17/19,468.72
  6. Step 6: Final answer
    x = 15,297.80

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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.