Home / 20,520.24-30,744.99-16,026.36

Finding the Fourth Proportional to 20,520.24, 30,744.99 and 16,026.36

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Solution

The fourth proportional to 20,520.24, 30,744.99 and 16,026.36 is: 24,011.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,520.24 : 30,744.99 = 16,026.36 : x
  2. Step 2: Convert to fraction form
    20,520.24/30,744.99 = 16,026.36/x
  3. Step 3: Cross multiply
    20,520.24x = 30,744.99 × 16,026.36
  4. Step 4: Simplify right side
    20,520.24x = 492,730,277.94
  5. Step 5: Solve for x
    x = 492,730,277.94/20,520.24
  6. Step 6: Final answer
    x = 24,011.92

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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.