Home / 16,829.64-25,257.78-9,432.72

Finding the Fourth Proportional to 16,829.64, 25,257.78 and 9,432.72

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Solution

The fourth proportional to 16,829.64, 25,257.78 and 9,432.72 is: 14,156.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,829.64 : 25,257.78 = 9,432.72 : x
  2. Step 2: Convert to fraction form
    16,829.64/25,257.78 = 9,432.72/x
  3. Step 3: Cross multiply
    16,829.64x = 25,257.78 × 9,432.72
  4. Step 4: Simplify right side
    16,829.64x = 238,249,566.56
  5. Step 5: Solve for x
    x = 238,249,566.56/16,829.64
  6. Step 6: Final answer
    x = 14,156.55

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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.