Home / 26,309.86-36,308.49-14,374.09

Finding the Fourth Proportional to 26,309.86, 36,308.49 and 14,374.09

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Solution

The fourth proportional to 26,309.86, 36,308.49 and 14,374.09 is: 19,836.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,309.86 : 36,308.49 = 14,374.09 : x
  2. Step 2: Convert to fraction form
    26,309.86/36,308.49 = 14,374.09/x
  3. Step 3: Cross multiply
    26,309.86x = 36,308.49 × 14,374.09
  4. Step 4: Simplify right side
    26,309.86x = 521,901,503.02
  5. Step 5: Solve for x
    x = 521,901,503.02/26,309.86
  6. Step 6: Final answer
    x = 19,836.73

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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.