Home / 14,635.99-21,910.92-9,071.47

Finding the Fourth Proportional to 14,635.99, 21,910.92 and 9,071.47

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Solution

The fourth proportional to 14,635.99, 21,910.92 and 9,071.47 is: 13,580.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,635.99 : 21,910.92 = 9,071.47 : x
  2. Step 2: Convert to fraction form
    14,635.99/21,910.92 = 9,071.47/x
  3. Step 3: Cross multiply
    14,635.99x = 21,910.92 × 9,071.47
  4. Step 4: Simplify right side
    14,635.99x = 198,764,253.45
  5. Step 5: Solve for x
    x = 198,764,253.45/14,635.99
  6. Step 6: Final answer
    x = 13,580.51

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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.