Home / 14,206.38-19,580.31-10,663.44

Finding the Fourth Proportional to 14,206.38, 19,580.31 and 10,663.44

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Solution

The fourth proportional to 14,206.38, 19,580.31 and 10,663.44 is: 14,697.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,206.38 : 19,580.31 = 10,663.44 : x
  2. Step 2: Convert to fraction form
    14,206.38/19,580.31 = 10,663.44/x
  3. Step 3: Cross multiply
    14,206.38x = 19,580.31 × 10,663.44
  4. Step 4: Simplify right side
    14,206.38x = 208,793,460.87
  5. Step 5: Solve for x
    x = 208,793,460.87/14,206.38
  6. Step 6: Final answer
    x = 14,697.16

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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.