Home / 11,510.07-17,242.88-9,638.97

Finding the Fourth Proportional to 11,510.07, 17,242.88 and 9,638.97

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Solution

The fourth proportional to 11,510.07, 17,242.88 and 9,638.97 is: 14,439.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,510.07 : 17,242.88 = 9,638.97 : x
  2. Step 2: Convert to fraction form
    11,510.07/17,242.88 = 9,638.97/x
  3. Step 3: Cross multiply
    11,510.07x = 17,242.88 × 9,638.97
  4. Step 4: Simplify right side
    11,510.07x = 166,203,554.84
  5. Step 5: Solve for x
    x = 166,203,554.84/11,510.07
  6. Step 6: Final answer
    x = 14,439.84

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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.