Home / 10,829.60-16,226.80-9,792.80

Finding the Fourth Proportional to 10,829.60, 16,226.80 and 9,792.80

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Solution

The fourth proportional to 10,829.60, 16,226.80 and 9,792.80 is: 14,673.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,829.60 : 16,226.80 = 9,792.80 : x
  2. Step 2: Convert to fraction form
    10,829.60/16,226.80 = 9,792.80/x
  3. Step 3: Cross multiply
    10,829.60x = 16,226.80 × 9,792.80
  4. Step 4: Simplify right side
    10,829.60x = 158,905,807.04
  5. Step 5: Solve for x
    x = 158,905,807.04/10,829.60
  6. Step 6: Final answer
    x = 14,673.28

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1.5x scale

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.