Home / 26,156.88-36,104.40-17,778.24

Finding the Fourth Proportional to 26,156.88, 36,104.40 and 17,778.24

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Solution

The fourth proportional to 26,156.88, 36,104.40 and 17,778.24 is: 24,539.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,156.88 : 36,104.40 = 17,778.24 : x
  2. Step 2: Convert to fraction form
    26,156.88/36,104.40 = 17,778.24/x
  3. Step 3: Cross multiply
    26,156.88x = 36,104.40 × 17,778.24
  4. Step 4: Simplify right side
    26,156.88x = 641,872,688.26
  5. Step 5: Solve for x
    x = 641,872,688.26/26,156.88
  6. Step 6: Final answer
    x = 24,539.34

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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.