Home / 30,391.64-45,572.86-14,367.83

Finding the Fourth Proportional to 30,391.64, 45,572.86 and 14,367.83

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Solution

The fourth proportional to 30,391.64, 45,572.86 and 14,367.83 is: 21,544.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,391.64 : 45,572.86 = 14,367.83 : x
  2. Step 2: Convert to fraction form
    30,391.64/45,572.86 = 14,367.83/x
  3. Step 3: Cross multiply
    30,391.64x = 45,572.86 × 14,367.83
  4. Step 4: Simplify right side
    30,391.64x = 654,783,105.09
  5. Step 5: Solve for x
    x = 654,783,105.09/30,391.64
  6. Step 6: Final answer
    x = 21,544.84

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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.