Home / 17,325.09-23,908.88-9,771.78

Finding the Fourth Proportional to 17,325.09, 23,908.88 and 9,771.78

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Solution

The fourth proportional to 17,325.09, 23,908.88 and 9,771.78 is: 13,485.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,325.09 : 23,908.88 = 9,771.78 : x
  2. Step 2: Convert to fraction form
    17,325.09/23,908.88 = 9,771.78/x
  3. Step 3: Cross multiply
    17,325.09x = 23,908.88 × 9,771.78
  4. Step 4: Simplify right side
    17,325.09x = 233,632,315.41
  5. Step 5: Solve for x
    x = 233,632,315.41/17,325.09
  6. Step 6: Final answer
    x = 13,485.20

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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.