Home / 16,538.95-22,811.17-11,442.94

Finding the Fourth Proportional to 16,538.95, 22,811.17 and 11,442.94

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Solution

The fourth proportional to 16,538.95, 22,811.17 and 11,442.94 is: 15,782.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,538.95 : 22,811.17 = 11,442.94 : x
  2. Step 2: Convert to fraction form
    16,538.95/22,811.17 = 11,442.94/x
  3. Step 3: Cross multiply
    16,538.95x = 22,811.17 × 11,442.94
  4. Step 4: Simplify right side
    16,538.95x = 261,026,849.64
  5. Step 5: Solve for x
    x = 261,026,849.64/16,538.95
  6. Step 6: Final answer
    x = 15,782.56

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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.