Home / 30,301.56-41,815.68-16,873.92

Finding the Fourth Proportional to 30,301.56, 41,815.68 and 16,873.92

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Solution

The fourth proportional to 30,301.56, 41,815.68 and 16,873.92 is: 23,285.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,301.56 : 41,815.68 = 16,873.92 : x
  2. Step 2: Convert to fraction form
    30,301.56/41,815.68 = 16,873.92/x
  3. Step 3: Cross multiply
    30,301.56x = 41,815.68 × 16,873.92
  4. Step 4: Simplify right side
    30,301.56x = 705,594,439.07
  5. Step 5: Solve for x
    x = 705,594,439.07/30,301.56
  6. Step 6: Final answer
    x = 23,285.75

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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.