Home / 26,317.82-36,318.16-14,380.90

Finding the Fourth Proportional to 26,317.82, 36,318.16 and 14,380.90

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Solution

The fourth proportional to 26,317.82, 36,318.16 and 14,380.90 is: 19,845.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,317.82 : 36,318.16 = 14,380.90 : x
  2. Step 2: Convert to fraction form
    26,317.82/36,318.16 = 14,380.90/x
  3. Step 3: Cross multiply
    26,317.82x = 36,318.16 × 14,380.90
  4. Step 4: Simplify right side
    26,317.82x = 522,287,700.40
  5. Step 5: Solve for x
    x = 522,287,700.40/26,317.82
  6. Step 6: Final answer
    x = 19,845.41

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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.