Home / 17,178.24-23,702.40-10,103.04

Finding the Fourth Proportional to 17,178.24, 23,702.40 and 10,103.04

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Solution

The fourth proportional to 17,178.24, 23,702.40 and 10,103.04 is: 13,940.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,178.24 : 23,702.40 = 10,103.04 : x
  2. Step 2: Convert to fraction form
    17,178.24/23,702.40 = 10,103.04/x
  3. Step 3: Cross multiply
    17,178.24x = 23,702.40 × 10,103.04
  4. Step 4: Simplify right side
    17,178.24x = 239,466,295.30
  5. Step 5: Solve for x
    x = 239,466,295.30/17,178.24
  6. Step 6: Final answer
    x = 13,940.09

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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.