Home / 16,839.48-23,243.58-9,767.64

Finding the Fourth Proportional to 16,839.48, 23,243.58 and 9,767.64

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Solution

The fourth proportional to 16,839.48, 23,243.58 and 9,767.64 is: 13,482.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,839.48 : 23,243.58 = 9,767.64 : x
  2. Step 2: Convert to fraction form
    16,839.48/23,243.58 = 9,767.64/x
  3. Step 3: Cross multiply
    16,839.48x = 23,243.58 × 9,767.64
  4. Step 4: Simplify right side
    16,839.48x = 227,034,921.75
  5. Step 5: Solve for x
    x = 227,034,921.75/16,839.48
  6. Step 6: Final answer
    x = 13,482.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.