Home / 26,764.64-40,135.32-14,281.90

Finding the Fourth Proportional to 26,764.64, 40,135.32 and 14,281.90

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Solution

The fourth proportional to 26,764.64, 40,135.32 and 14,281.90 is: 21,416.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,764.64 : 40,135.32 = 14,281.90 : x
  2. Step 2: Convert to fraction form
    26,764.64/40,135.32 = 14,281.90/x
  3. Step 3: Cross multiply
    26,764.64x = 40,135.32 × 14,281.90
  4. Step 4: Simplify right side
    26,764.64x = 573,208,626.71
  5. Step 5: Solve for x
    x = 573,208,626.71/26,764.64
  6. Step 6: Final answer
    x = 21,416.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.