Home / 19,755.06-29,633.37-8,656.26

Finding the Fourth Proportional to 19,755.06, 29,633.37 and 8,656.26

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Solution

The fourth proportional to 19,755.06, 29,633.37 and 8,656.26 is: 12,984.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,755.06 : 29,633.37 = 8,656.26 : x
  2. Step 2: Convert to fraction form
    19,755.06/29,633.37 = 8,656.26/x
  3. Step 3: Cross multiply
    19,755.06x = 29,633.37 × 8,656.26
  4. Step 4: Simplify right side
    19,755.06x = 256,514,155.40
  5. Step 5: Solve for x
    x = 256,514,155.40/19,755.06
  6. Step 6: Final answer
    x = 12,984.73

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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.