Home / 26,342.55-36,352.59-14,405.78

Finding the Fourth Proportional to 26,342.55, 36,352.59 and 14,405.78

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Solution

The fourth proportional to 26,342.55, 36,352.59 and 14,405.78 is: 19,879.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,342.55 : 36,352.59 = 14,405.78 : x
  2. Step 2: Convert to fraction form
    26,342.55/36,352.59 = 14,405.78/x
  3. Step 3: Cross multiply
    26,342.55x = 36,352.59 × 14,405.78
  4. Step 4: Simplify right side
    26,342.55x = 523,687,504.85
  5. Step 5: Solve for x
    x = 523,687,504.85/26,342.55
  6. Step 6: Final answer
    x = 19,879.91

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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.