Home / 18,769.14-25,902.24-10,385.64

Finding the Fourth Proportional to 18,769.14, 25,902.24 and 10,385.64

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Solution

The fourth proportional to 18,769.14, 25,902.24 and 10,385.64 is: 14,332.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,769.14 : 25,902.24 = 10,385.64 : x
  2. Step 2: Convert to fraction form
    18,769.14/25,902.24 = 10,385.64/x
  3. Step 3: Cross multiply
    18,769.14x = 25,902.24 × 10,385.64
  4. Step 4: Simplify right side
    18,769.14x = 269,011,339.83
  5. Step 5: Solve for x
    x = 269,011,339.83/18,769.14
  6. Step 6: Final answer
    x = 14,332.64

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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.