Home / 26,416.80-36,455.88-14,930.80

Finding the Fourth Proportional to 26,416.80, 36,455.88 and 14,930.80

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Solution

The fourth proportional to 26,416.80, 36,455.88 and 14,930.80 is: 20,604.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,416.80 : 36,455.88 = 14,930.80 : x
  2. Step 2: Convert to fraction form
    26,416.80/36,455.88 = 14,930.80/x
  3. Step 3: Cross multiply
    26,416.80x = 36,455.88 × 14,930.80
  4. Step 4: Simplify right side
    26,416.80x = 544,315,453.10
  5. Step 5: Solve for x
    x = 544,315,453.10/26,416.80
  6. Step 6: Final answer
    x = 20,604.90

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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.