Home / 20,401.56-30,573.61-16,223.02

Finding the Fourth Proportional to 20,401.56, 30,573.61 and 16,223.02

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Solution

The fourth proportional to 20,401.56, 30,573.61 and 16,223.02 is: 24,311.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,401.56 : 30,573.61 = 16,223.02 : x
  2. Step 2: Convert to fraction form
    20,401.56/30,573.61 = 16,223.02/x
  3. Step 3: Cross multiply
    20,401.56x = 30,573.61 × 16,223.02
  4. Step 4: Simplify right side
    20,401.56x = 495,996,169.51
  5. Step 5: Solve for x
    x = 495,996,169.51/20,401.56
  6. Step 6: Final answer
    x = 24,311.68

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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.