Home / 14,522.24-20,039.52-8,235.20

Finding the Fourth Proportional to 14,522.24, 20,039.52 and 8,235.20

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Solution

The fourth proportional to 14,522.24, 20,039.52 and 8,235.20 is: 11,363.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,522.24 : 20,039.52 = 8,235.20 : x
  2. Step 2: Convert to fraction form
    14,522.24/20,039.52 = 8,235.20/x
  3. Step 3: Cross multiply
    14,522.24x = 20,039.52 × 8,235.20
  4. Step 4: Simplify right side
    14,522.24x = 165,029,455.10
  5. Step 5: Solve for x
    x = 165,029,455.10/14,522.24
  6. Step 6: Final answer
    x = 11,363.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.