Home / 10,823.16-16,273.38-9,967.80

Finding the Fourth Proportional to 10,823.16, 16,273.38 and 9,967.80

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Solution

The fourth proportional to 10,823.16, 16,273.38 and 9,967.80 is: 14,987.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,823.16 : 16,273.38 = 9,967.80 : x
  2. Step 2: Convert to fraction form
    10,823.16/16,273.38 = 9,967.80/x
  3. Step 3: Cross multiply
    10,823.16x = 16,273.38 × 9,967.80
  4. Step 4: Simplify right side
    10,823.16x = 162,209,797.16
  5. Step 5: Solve for x
    x = 162,209,797.16/10,823.16
  6. Step 6: Final answer
    x = 14,987.29

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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.