Home / 10,927.80-16,391.70-9,588.60

Finding the Fourth Proportional to 10,927.80, 16,391.70 and 9,588.60

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Solution

The fourth proportional to 10,927.80, 16,391.70 and 9,588.60 is: 14,382.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,927.80 : 16,391.70 = 9,588.60 : x
  2. Step 2: Convert to fraction form
    10,927.80/16,391.70 = 9,588.60/x
  3. Step 3: Cross multiply
    10,927.80x = 16,391.70 × 9,588.60
  4. Step 4: Simplify right side
    10,927.80x = 157,173,454.62
  5. Step 5: Solve for x
    x = 157,173,454.62/10,927.80
  6. Step 6: Final answer
    x = 14,382.90

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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.