Home / 26,789.86-36,969.83-14,853.20

Finding the Fourth Proportional to 26,789.86, 36,969.83 and 14,853.20

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Solution

The fourth proportional to 26,789.86, 36,969.83 and 14,853.20 is: 20,497.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,789.86 : 36,969.83 = 14,853.20 : x
  2. Step 2: Convert to fraction form
    26,789.86/36,969.83 = 14,853.20/x
  3. Step 3: Cross multiply
    26,789.86x = 36,969.83 × 14,853.20
  4. Step 4: Simplify right side
    26,789.86x = 549,120,159.09
  5. Step 5: Solve for x
    x = 549,120,159.09/26,789.86
  6. Step 6: Final answer
    x = 20,497.31

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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.