Home / 15,939.24-23,904.80-11,302.80

Finding the Fourth Proportional to 15,939.24, 23,904.80 and 11,302.80

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Solution

The fourth proportional to 15,939.24, 23,904.80 and 11,302.80 is: 16,951.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,939.24 : 23,904.80 = 11,302.80 : x
  2. Step 2: Convert to fraction form
    15,939.24/23,904.80 = 11,302.80/x
  3. Step 3: Cross multiply
    15,939.24x = 23,904.80 × 11,302.80
  4. Step 4: Simplify right side
    15,939.24x = 270,191,173.44
  5. Step 5: Solve for x
    x = 270,191,173.44/15,939.24
  6. Step 6: Final answer
    x = 16,951.32

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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.