Home / 16,628.51-24,948.66-10,381.28

Finding the Fourth Proportional to 16,628.51, 24,948.66 and 10,381.28

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Solution

The fourth proportional to 16,628.51, 24,948.66 and 10,381.28 is: 15,575.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,628.51 : 24,948.66 = 10,381.28 : x
  2. Step 2: Convert to fraction form
    16,628.51/24,948.66 = 10,381.28/x
  3. Step 3: Cross multiply
    16,628.51x = 24,948.66 × 10,381.28
  4. Step 4: Simplify right side
    16,628.51x = 258,999,021.21
  5. Step 5: Solve for x
    x = 258,999,021.21/16,628.51
  6. Step 6: Final answer
    x = 15,575.60

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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.