Home / 14,824.92-20,442.84-9,782.52

Finding the Fourth Proportional to 14,824.92, 20,442.84 and 9,782.52

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Solution

The fourth proportional to 14,824.92, 20,442.84 and 9,782.52 is: 13,489.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,824.92 : 20,442.84 = 9,782.52 : x
  2. Step 2: Convert to fraction form
    14,824.92/20,442.84 = 9,782.52/x
  3. Step 3: Cross multiply
    14,824.92x = 20,442.84 × 9,782.52
  4. Step 4: Simplify right side
    14,824.92x = 199,982,491.16
  5. Step 5: Solve for x
    x = 199,982,491.16/14,824.92
  6. Step 6: Final answer
    x = 13,489.62

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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.