Home / 18,326.46-25,289.78-10,370.34

Finding the Fourth Proportional to 18,326.46, 25,289.78 and 10,370.34

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Solution

The fourth proportional to 18,326.46, 25,289.78 and 10,370.34 is: 14,310.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,326.46 : 25,289.78 = 10,370.34 : x
  2. Step 2: Convert to fraction form
    18,326.46/25,289.78 = 10,370.34/x
  3. Step 3: Cross multiply
    18,326.46x = 25,289.78 × 10,370.34
  4. Step 4: Simplify right side
    18,326.46x = 262,263,565.27
  5. Step 5: Solve for x
    x = 262,263,565.27/18,326.46
  6. Step 6: Final answer
    x = 14,310.65

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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.