Home / 15,419.52-23,068.44-11,882.76

Finding the Fourth Proportional to 15,419.52, 23,068.44 and 11,882.76

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Solution

The fourth proportional to 15,419.52, 23,068.44 and 11,882.76 is: 17,777.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,419.52 : 23,068.44 = 11,882.76 : x
  2. Step 2: Convert to fraction form
    15,419.52/23,068.44 = 11,882.76/x
  3. Step 3: Cross multiply
    15,419.52x = 23,068.44 × 11,882.76
  4. Step 4: Simplify right side
    15,419.52x = 274,116,736.09
  5. Step 5: Solve for x
    x = 274,116,736.09/15,419.52
  6. Step 6: Final answer
    x = 17,777.25

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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.