Home / 17,999.07-26,965.76-13,266.96

Finding the Fourth Proportional to 17,999.07, 26,965.76 and 13,266.96

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Solution

The fourth proportional to 17,999.07, 26,965.76 and 13,266.96 is: 19,876.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,999.07 : 26,965.76 = 13,266.96 : x
  2. Step 2: Convert to fraction form
    17,999.07/26,965.76 = 13,266.96/x
  3. Step 3: Cross multiply
    17,999.07x = 26,965.76 × 13,266.96
  4. Step 4: Simplify right side
    17,999.07x = 357,753,592.95
  5. Step 5: Solve for x
    x = 357,753,592.95/17,999.07
  6. Step 6: Final answer
    x = 19,876.23

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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.