Home / 26,380.26-36,405.63-15,051.42

Finding the Fourth Proportional to 26,380.26, 36,405.63 and 15,051.42

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Solution

The fourth proportional to 26,380.26, 36,405.63 and 15,051.42 is: 20,771.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,380.26 : 36,405.63 = 15,051.42 : x
  2. Step 2: Convert to fraction form
    26,380.26/36,405.63 = 15,051.42/x
  3. Step 3: Cross multiply
    26,380.26x = 36,405.63 × 15,051.42
  4. Step 4: Simplify right side
    26,380.26x = 547,956,427.49
  5. Step 5: Solve for x
    x = 547,956,427.49/26,380.26
  6. Step 6: Final answer
    x = 20,771.46

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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.