Home / 15,995.79-23,993.69-4,309.92

Finding the Fourth Proportional to 15,995.79, 23,993.69 and 4,309.92

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Solution

The fourth proportional to 15,995.79, 23,993.69 and 4,309.92 is: 6,464.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,995.79 : 23,993.69 = 4,309.92 : x
  2. Step 2: Convert to fraction form
    15,995.79/23,993.69 = 4,309.92/x
  3. Step 3: Cross multiply
    15,995.79x = 23,993.69 × 4,309.92
  4. Step 4: Simplify right side
    15,995.79x = 103,410,862.86
  5. Step 5: Solve for x
    x = 103,410,862.86/15,995.79
  6. Step 6: Final answer
    x = 6,464.88

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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.