Home / 19,944.63-29,808.81-18,368.37

Finding the Fourth Proportional to 19,944.63, 29,808.81 and 18,368.37

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Solution

The fourth proportional to 19,944.63, 29,808.81 and 18,368.37 is: 27,452.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,944.63 : 29,808.81 = 18,368.37 : x
  2. Step 2: Convert to fraction form
    19,944.63/29,808.81 = 18,368.37/x
  3. Step 3: Cross multiply
    19,944.63x = 29,808.81 × 18,368.37
  4. Step 4: Simplify right side
    19,944.63x = 547,539,251.34
  5. Step 5: Solve for x
    x = 547,539,251.34/19,944.63
  6. Step 6: Final answer
    x = 27,452.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.