Home / 26,550.40-36,639.49-14,613.75

Finding the Fourth Proportional to 26,550.40, 36,639.49 and 14,613.75

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Solution

The fourth proportional to 26,550.40, 36,639.49 and 14,613.75 is: 20,166.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,550.40 : 36,639.49 = 14,613.75 : x
  2. Step 2: Convert to fraction form
    26,550.40/36,639.49 = 14,613.75/x
  3. Step 3: Cross multiply
    26,550.40x = 36,639.49 × 14,613.75
  4. Step 4: Simplify right side
    26,550.40x = 535,440,346.99
  5. Step 5: Solve for x
    x = 535,440,346.99/26,550.40
  6. Step 6: Final answer
    x = 20,166.94

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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.