Home / 26,926.37-40,399.28-13,784.93

Finding the Fourth Proportional to 26,926.37, 40,399.28 and 13,784.93

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Solution

The fourth proportional to 26,926.37, 40,399.28 and 13,784.93 is: 20,682.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,926.37 : 40,399.28 = 13,784.93 : x
  2. Step 2: Convert to fraction form
    26,926.37/40,399.28 = 13,784.93/x
  3. Step 3: Cross multiply
    26,926.37x = 40,399.28 × 13,784.93
  4. Step 4: Simplify right side
    26,926.37x = 556,901,177.93
  5. Step 5: Solve for x
    x = 556,901,177.93/26,926.37
  6. Step 6: Final answer
    x = 20,682.37

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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.