Home / 15,933.96-23,901.48-5,403.87

Finding the Fourth Proportional to 15,933.96, 23,901.48 and 5,403.87

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Solution

The fourth proportional to 15,933.96, 23,901.48 and 5,403.87 is: 8,105.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,933.96 : 23,901.48 = 5,403.87 : x
  2. Step 2: Convert to fraction form
    15,933.96/23,901.48 = 5,403.87/x
  3. Step 3: Cross multiply
    15,933.96x = 23,901.48 × 5,403.87
  4. Step 4: Simplify right side
    15,933.96x = 129,160,490.73
  5. Step 5: Solve for x
    x = 129,160,490.73/15,933.96
  6. Step 6: Final answer
    x = 8,105.99

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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.