Home / 23,755.52-32,779.26-13,145.12

Finding the Fourth Proportional to 23,755.52, 32,779.26 and 13,145.12

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Solution

The fourth proportional to 23,755.52, 32,779.26 and 13,145.12 is: 18,138.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,755.52 : 32,779.26 = 13,145.12 : x
  2. Step 2: Convert to fraction form
    23,755.52/32,779.26 = 13,145.12/x
  3. Step 3: Cross multiply
    23,755.52x = 32,779.26 × 13,145.12
  4. Step 4: Simplify right side
    23,755.52x = 430,887,306.21
  5. Step 5: Solve for x
    x = 430,887,306.21/23,755.52
  6. Step 6: Final answer
    x = 18,138.41

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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.