Home / 13,961.16-19,266.26-7,992.52

Finding the Fourth Proportional to 13,961.16, 19,266.26 and 7,992.52

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Solution

The fourth proportional to 13,961.16, 19,266.26 and 7,992.52 is: 11,029.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,961.16 : 19,266.26 = 7,992.52 : x
  2. Step 2: Convert to fraction form
    13,961.16/19,266.26 = 7,992.52/x
  3. Step 3: Cross multiply
    13,961.16x = 19,266.26 × 7,992.52
  4. Step 4: Simplify right side
    13,961.16x = 153,985,968.38
  5. Step 5: Solve for x
    x = 153,985,968.38/13,961.16
  6. Step 6: Final answer
    x = 11,029.60

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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.