Home / 26,926.96-40,392.48-8,208.58

Finding the Fourth Proportional to 26,926.96, 40,392.48 and 8,208.58

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Solution

The fourth proportional to 26,926.96, 40,392.48 and 8,208.58 is: 12,313.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,926.96 : 40,392.48 = 8,208.58 : x
  2. Step 2: Convert to fraction form
    26,926.96/40,392.48 = 8,208.58/x
  3. Step 3: Cross multiply
    26,926.96x = 40,392.48 × 8,208.58
  4. Step 4: Simplify right side
    26,926.96x = 331,564,903.48
  5. Step 5: Solve for x
    x = 331,564,903.48/26,926.96
  6. Step 6: Final answer
    x = 12,313.49

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1.5x scale

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.