Home / 13,005.14-19,507.70-10,424.48

Finding the Fourth Proportional to 13,005.14, 19,507.70 and 10,424.48

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Solution

The fourth proportional to 13,005.14, 19,507.70 and 10,424.48 is: 15,636.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,005.14 : 19,507.70 = 10,424.48 : x
  2. Step 2: Convert to fraction form
    13,005.14/19,507.70 = 10,424.48/x
  3. Step 3: Cross multiply
    13,005.14x = 19,507.70 × 10,424.48
  4. Step 4: Simplify right side
    13,005.14x = 203,357,557.02
  5. Step 5: Solve for x
    x = 203,357,557.02/13,005.14
  6. Step 6: Final answer
    x = 15,636.71

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.