Home / 26,762.49-40,143.75-11,169.18

Finding the Fourth Proportional to 26,762.49, 40,143.75 and 11,169.18

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Solution

The fourth proportional to 26,762.49, 40,143.75 and 11,169.18 is: 16,753.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,762.49 : 40,143.75 = 11,169.18 : x
  2. Step 2: Convert to fraction form
    26,762.49/40,143.75 = 11,169.18/x
  3. Step 3: Cross multiply
    26,762.49x = 40,143.75 × 11,169.18
  4. Step 4: Simplify right side
    26,762.49x = 448,372,769.63
  5. Step 5: Solve for x
    x = 448,372,769.63/26,762.49
  6. Step 6: Final answer
    x = 16,753.78

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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.