Home / 13,961.01-19,267.07-7,992.55

Finding the Fourth Proportional to 13,961.01, 19,267.07 and 7,992.55

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Solution

The fourth proportional to 13,961.01, 19,267.07 and 7,992.55 is: 11,030.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,961.01 : 19,267.07 = 7,992.55 : x
  2. Step 2: Convert to fraction form
    13,961.01/19,267.07 = 7,992.55/x
  3. Step 3: Cross multiply
    13,961.01x = 19,267.07 × 7,992.55
  4. Step 4: Simplify right side
    13,961.01x = 153,992,950.26
  5. Step 5: Solve for x
    x = 153,992,950.26/13,961.01
  6. Step 6: Final answer
    x = 11,030.22

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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.