Home / 26,749.52-36,910.72-14,812.55

Finding the Fourth Proportional to 26,749.52, 36,910.72 and 14,812.55

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Solution

The fourth proportional to 26,749.52, 36,910.72 and 14,812.55 is: 20,439.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,749.52 : 36,910.72 = 14,812.55 : x
  2. Step 2: Convert to fraction form
    26,749.52/36,910.72 = 14,812.55/x
  3. Step 3: Cross multiply
    26,749.52x = 36,910.72 × 14,812.55
  4. Step 4: Simplify right side
    26,749.52x = 546,741,811.47
  5. Step 5: Solve for x
    x = 546,741,811.47/26,749.52
  6. Step 6: Final answer
    x = 20,439.31

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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.