Home / 16,814.52-23,200.56-11,507.40

Finding the Fourth Proportional to 16,814.52, 23,200.56 and 11,507.40

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Solution

The fourth proportional to 16,814.52, 23,200.56 and 11,507.40 is: 15,877.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,814.52 : 23,200.56 = 11,507.40 : x
  2. Step 2: Convert to fraction form
    16,814.52/23,200.56 = 11,507.40/x
  3. Step 3: Cross multiply
    16,814.52x = 23,200.56 × 11,507.40
  4. Step 4: Simplify right side
    16,814.52x = 266,978,124.14
  5. Step 5: Solve for x
    x = 266,978,124.14/16,814.52
  6. Step 6: Final answer
    x = 15,877.83

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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.