Home / 26,514.24-39,755.40-11,715.60

Finding the Fourth Proportional to 26,514.24, 39,755.40 and 11,715.60

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Solution

The fourth proportional to 26,514.24, 39,755.40 and 11,715.60 is: 17,566.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,514.24 : 39,755.40 = 11,715.60 : x
  2. Step 2: Convert to fraction form
    26,514.24/39,755.40 = 11,715.60/x
  3. Step 3: Cross multiply
    26,514.24x = 39,755.40 × 11,715.60
  4. Step 4: Simplify right side
    26,514.24x = 465,758,364.24
  5. Step 5: Solve for x
    x = 465,758,364.24/26,514.24
  6. Step 6: Final answer
    x = 17,566.35

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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.