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Finding the Fourth Proportional to 15,929.51, 23,898.33 and 9,361.22

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Solution

The fourth proportional to 15,929.51, 23,898.33 and 9,361.22 is: 14,044.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,929.51 : 23,898.33 = 9,361.22 : x
  2. Step 2: Convert to fraction form
    15,929.51/23,898.33 = 9,361.22/x
  3. Step 3: Cross multiply
    15,929.51x = 23,898.33 × 9,361.22
  4. Step 4: Simplify right side
    15,929.51x = 223,717,524.76
  5. Step 5: Solve for x
    x = 223,717,524.76/15,929.51
  6. Step 6: Final answer
    x = 14,044.22

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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.