Home / 16,468.52-22,739.66-15,209.11

Finding the Fourth Proportional to 16,468.52, 22,739.66 and 15,209.11

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Solution

The fourth proportional to 16,468.52, 22,739.66 and 15,209.11 is: 21,000.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,468.52 : 22,739.66 = 15,209.11 : x
  2. Step 2: Convert to fraction form
    16,468.52/22,739.66 = 15,209.11/x
  3. Step 3: Cross multiply
    16,468.52x = 22,739.66 × 15,209.11
  4. Step 4: Simplify right side
    16,468.52x = 345,849,914.26
  5. Step 5: Solve for x
    x = 345,849,914.26/16,468.52
  6. Step 6: Final answer
    x = 21,000.67

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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.