Home / 26,782.40-36,956.32-14,845.64

Finding the Fourth Proportional to 26,782.40, 36,956.32 and 14,845.64

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Solution

The fourth proportional to 26,782.40, 36,956.32 and 14,845.64 is: 20,485.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,782.40 : 36,956.32 = 14,845.64 : x
  2. Step 2: Convert to fraction form
    26,782.40/36,956.32 = 14,845.64/x
  3. Step 3: Cross multiply
    26,782.40x = 36,956.32 × 14,845.64
  4. Step 4: Simplify right side
    26,782.40x = 548,640,000.55
  5. Step 5: Solve for x
    x = 548,640,000.55/26,782.40
  6. Step 6: Final answer
    x = 20,485.09

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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.