Home / 18,134.51-25,025.58-10,176.77

Finding the Fourth Proportional to 18,134.51, 25,025.58 and 10,176.77

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Solution

The fourth proportional to 18,134.51, 25,025.58 and 10,176.77 is: 14,043.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,134.51 : 25,025.58 = 10,176.77 : x
  2. Step 2: Convert to fraction form
    18,134.51/25,025.58 = 10,176.77/x
  3. Step 3: Cross multiply
    18,134.51x = 25,025.58 × 10,176.77
  4. Step 4: Simplify right side
    18,134.51x = 254,679,571.78
  5. Step 5: Solve for x
    x = 254,679,571.78/18,134.51
  6. Step 6: Final answer
    x = 14,043.92

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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.