Home / 26,823.21-40,234.81-14,305.31

Finding the Fourth Proportional to 26,823.21, 40,234.81 and 14,305.31

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Solution

The fourth proportional to 26,823.21, 40,234.81 and 14,305.31 is: 21,457.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,823.21 : 40,234.81 = 14,305.31 : x
  2. Step 2: Convert to fraction form
    26,823.21/40,234.81 = 14,305.31/x
  3. Step 3: Cross multiply
    26,823.21x = 40,234.81 × 14,305.31
  4. Step 4: Simplify right side
    26,823.21x = 575,571,329.25
  5. Step 5: Solve for x
    x = 575,571,329.25/26,823.21
  6. Step 6: Final answer
    x = 21,457.96

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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.