Home / 26,789.09-36,967.02-14,687.64

Finding the Fourth Proportional to 26,789.09, 36,967.02 and 14,687.64

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Solution

The fourth proportional to 26,789.09, 36,967.02 and 14,687.64 is: 20,267.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,789.09 : 36,967.02 = 14,687.64 : x
  2. Step 2: Convert to fraction form
    26,789.09/36,967.02 = 14,687.64/x
  3. Step 3: Cross multiply
    26,789.09x = 36,967.02 × 14,687.64
  4. Step 4: Simplify right side
    26,789.09x = 542,958,281.63
  5. Step 5: Solve for x
    x = 542,958,281.63/26,789.09
  6. Step 6: Final answer
    x = 20,267.89

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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.