Home / 26,317.20-36,317.72-14,986.12

Finding the Fourth Proportional to 26,317.20, 36,317.72 and 14,986.12

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Solution

The fourth proportional to 26,317.20, 36,317.72 and 14,986.12 is: 20,680.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,317.20 : 36,317.72 = 14,986.12 : x
  2. Step 2: Convert to fraction form
    26,317.20/36,317.72 = 14,986.12/x
  3. Step 3: Cross multiply
    26,317.20x = 36,317.72 × 14,986.12
  4. Step 4: Simplify right side
    26,317.20x = 544,261,710.05
  5. Step 5: Solve for x
    x = 544,261,710.05/26,317.20
  6. Step 6: Final answer
    x = 20,680.84

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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.