Home / 28,204.28-38,925.98-16,265.24

Finding the Fourth Proportional to 28,204.28, 38,925.98 and 16,265.24

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Solution

The fourth proportional to 28,204.28, 38,925.98 and 16,265.24 is: 22,448.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,204.28 : 38,925.98 = 16,265.24 : x
  2. Step 2: Convert to fraction form
    28,204.28/38,925.98 = 16,265.24/x
  3. Step 3: Cross multiply
    28,204.28x = 38,925.98 × 16,265.24
  4. Step 4: Simplify right side
    28,204.28x = 633,140,406.94
  5. Step 5: Solve for x
    x = 633,140,406.94/28,204.28
  6. Step 6: Final answer
    x = 22,448.38

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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.