Home / 10,823.80-16,235.70-9,484.60

Finding the Fourth Proportional to 10,823.80, 16,235.70 and 9,484.60

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Solution

The fourth proportional to 10,823.80, 16,235.70 and 9,484.60 is: 14,226.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,823.80 : 16,235.70 = 9,484.60 : x
  2. Step 2: Convert to fraction form
    10,823.80/16,235.70 = 9,484.60/x
  3. Step 3: Cross multiply
    10,823.80x = 16,235.70 × 9,484.60
  4. Step 4: Simplify right side
    10,823.80x = 153,989,120.22
  5. Step 5: Solve for x
    x = 153,989,120.22/10,823.80
  6. Step 6: Final answer
    x = 14,226.90

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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.