Home / 15,998.80-23,996.32-4,312.92

Finding the Fourth Proportional to 15,998.80, 23,996.32 and 4,312.92

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Solution

The fourth proportional to 15,998.80, 23,996.32 and 4,312.92 is: 6,468.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,998.80 : 23,996.32 = 4,312.92 : x
  2. Step 2: Convert to fraction form
    15,998.80/23,996.32 = 4,312.92/x
  3. Step 3: Cross multiply
    15,998.80x = 23,996.32 × 4,312.92
  4. Step 4: Simplify right side
    15,998.80x = 103,494,208.45
  5. Step 5: Solve for x
    x = 103,494,208.45/15,998.80
  6. Step 6: Final answer
    x = 6,468.87

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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.