Home / 18,784.79-25,923.05-10,171.05

Finding the Fourth Proportional to 18,784.79, 25,923.05 and 10,171.05

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Solution

The fourth proportional to 18,784.79, 25,923.05 and 10,171.05 is: 14,036.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,784.79 : 25,923.05 = 10,171.05 : x
  2. Step 2: Convert to fraction form
    18,784.79/25,923.05 = 10,171.05/x
  3. Step 3: Cross multiply
    18,784.79x = 25,923.05 × 10,171.05
  4. Step 4: Simplify right side
    18,784.79x = 263,664,586.85
  5. Step 5: Solve for x
    x = 263,664,586.85/18,784.79
  6. Step 6: Final answer
    x = 14,036.07

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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.