Home / 26,686.48-36,827.64-14,749.60

Finding the Fourth Proportional to 26,686.48, 36,827.64 and 14,749.60

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Solution

The fourth proportional to 26,686.48, 36,827.64 and 14,749.60 is: 20,354.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,686.48 : 36,827.64 = 14,749.60 : x
  2. Step 2: Convert to fraction form
    26,686.48/36,827.64 = 14,749.60/x
  3. Step 3: Cross multiply
    26,686.48x = 36,827.64 × 14,749.60
  4. Step 4: Simplify right side
    26,686.48x = 543,192,958.94
  5. Step 5: Solve for x
    x = 543,192,958.94/26,686.48
  6. Step 6: Final answer
    x = 20,354.61

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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.