Home / 17,736.80-26,605.20-14,626.40

Finding the Fourth Proportional to 17,736.80, 26,605.20 and 14,626.40

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Solution

The fourth proportional to 17,736.80, 26,605.20 and 14,626.40 is: 21,939.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,736.80 : 26,605.20 = 14,626.40 : x
  2. Step 2: Convert to fraction form
    17,736.80/26,605.20 = 14,626.40/x
  3. Step 3: Cross multiply
    17,736.80x = 26,605.20 × 14,626.40
  4. Step 4: Simplify right side
    17,736.80x = 389,138,297.28
  5. Step 5: Solve for x
    x = 389,138,297.28/17,736.80
  6. Step 6: Final answer
    x = 21,939.60

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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.