Home / 16,302.56-22,507.08-11,822

Finding the Fourth Proportional to 16,302.56, 22,507.08 and 11,822

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Solution

The fourth proportional to 16,302.56, 22,507.08 and 11,822 is: 16,321.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,302.56 : 22,507.08 = 11,822 : x
  2. Step 2: Convert to fraction form
    16,302.56/22,507.08 = 11,822/x
  3. Step 3: Cross multiply
    16,302.56x = 22,507.08 × 11,822
  4. Step 4: Simplify right side
    16,302.56x = 266,078,699.76
  5. Step 5: Solve for x
    x = 266,078,699.76/16,302.56
  6. Step 6: Final answer
    x = 16,321.28

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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.