Home / 38,692.08-58,018.68-17,930.16

Finding the Fourth Proportional to 38,692.08, 58,018.68 and 17,930.16

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Solution

The fourth proportional to 38,692.08, 58,018.68 and 17,930.16 is: 26,886.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,692.08 : 58,018.68 = 17,930.16 : x
  2. Step 2: Convert to fraction form
    38,692.08/58,018.68 = 17,930.16/x
  3. Step 3: Cross multiply
    38,692.08x = 58,018.68 × 17,930.16
  4. Step 4: Simplify right side
    38,692.08x = 1,040,284,215.39
  5. Step 5: Solve for x
    x = 1,040,284,215.39/38,692.08
  6. Step 6: Final answer
    x = 26,886.23

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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.