Home / 19,897.05-27,457.34-10,944.55

Finding the Fourth Proportional to 19,897.05, 27,457.34 and 10,944.55

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Solution

The fourth proportional to 19,897.05, 27,457.34 and 10,944.55 is: 15,103.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,897.05 : 27,457.34 = 10,944.55 : x
  2. Step 2: Convert to fraction form
    19,897.05/27,457.34 = 10,944.55/x
  3. Step 3: Cross multiply
    19,897.05x = 27,457.34 × 10,944.55
  4. Step 4: Simplify right side
    19,897.05x = 300,508,175.41
  5. Step 5: Solve for x
    x = 300,508,175.41/19,897.05
  6. Step 6: Final answer
    x = 15,103.16

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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.