Home / 56,406.38-84,610.64-26,403.98

Finding the Fourth Proportional to 56,406.38, 84,610.64 and 26,403.98

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Solution

The fourth proportional to 56,406.38, 84,610.64 and 26,403.98 is: 39,606.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,406.38 : 84,610.64 = 26,403.98 : x
  2. Step 2: Convert to fraction form
    56,406.38/84,610.64 = 26,403.98/x
  3. Step 3: Cross multiply
    56,406.38x = 84,610.64 × 26,403.98
  4. Step 4: Simplify right side
    56,406.38x = 2,234,057,289.30
  5. Step 5: Solve for x
    x = 2,234,057,289.30/56,406.38
  6. Step 6: Final answer
    x = 39,606.47

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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.