Home / 19,064.51-28,587.03-11,169.56

Finding the Fourth Proportional to 19,064.51, 28,587.03 and 11,169.56

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Solution

The fourth proportional to 19,064.51, 28,587.03 and 11,169.56 is: 16,748.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,064.51 : 28,587.03 = 11,169.56 : x
  2. Step 2: Convert to fraction form
    19,064.51/28,587.03 = 11,169.56/x
  3. Step 3: Cross multiply
    19,064.51x = 28,587.03 × 11,169.56
  4. Step 4: Simplify right side
    19,064.51x = 319,304,403.87
  5. Step 5: Solve for x
    x = 319,304,403.87/19,064.51
  6. Step 6: Final answer
    x = 16,748.63

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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.