Home / 26,379.20-36,403.05-14,442.43

Finding the Fourth Proportional to 26,379.20, 36,403.05 and 14,442.43

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Solution

The fourth proportional to 26,379.20, 36,403.05 and 14,442.43 is: 19,930.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,379.20 : 36,403.05 = 14,442.43 : x
  2. Step 2: Convert to fraction form
    26,379.20/36,403.05 = 14,442.43/x
  3. Step 3: Cross multiply
    26,379.20x = 36,403.05 × 14,442.43
  4. Step 4: Simplify right side
    26,379.20x = 525,748,501.41
  5. Step 5: Solve for x
    x = 525,748,501.41/26,379.20
  6. Step 6: Final answer
    x = 19,930.42

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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.