Home / 26,923.79-40,391.16-11,130.24

Finding the Fourth Proportional to 26,923.79, 40,391.16 and 11,130.24

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Solution

The fourth proportional to 26,923.79, 40,391.16 and 11,130.24 is: 16,697.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,923.79 : 40,391.16 = 11,130.24 : x
  2. Step 2: Convert to fraction form
    26,923.79/40,391.16 = 11,130.24/x
  3. Step 3: Cross multiply
    26,923.79x = 40,391.16 × 11,130.24
  4. Step 4: Simplify right side
    26,923.79x = 449,563,073.61
  5. Step 5: Solve for x
    x = 449,563,073.61/26,923.79
  6. Step 6: Final answer
    x = 16,697.61

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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.