Home / 26,379.89-36,404.25-14,443.22

Finding the Fourth Proportional to 26,379.89, 36,404.25 and 14,443.22

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Solution

The fourth proportional to 26,379.89, 36,404.25 and 14,443.22 is: 19,931.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,379.89 : 36,404.25 = 14,443.22 : x
  2. Step 2: Convert to fraction form
    26,379.89/36,404.25 = 14,443.22/x
  3. Step 3: Cross multiply
    26,379.89x = 36,404.25 × 14,443.22
  4. Step 4: Simplify right side
    26,379.89x = 525,794,610.48
  5. Step 5: Solve for x
    x = 525,794,610.48/26,379.89
  6. Step 6: Final answer
    x = 19,931.65

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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.