Home / 20,058.70-27,673.79-12,098.02

Finding the Fourth Proportional to 20,058.70, 27,673.79 and 12,098.02

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Solution

The fourth proportional to 20,058.70, 27,673.79 and 12,098.02 is: 16,690.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,058.70 : 27,673.79 = 12,098.02 : x
  2. Step 2: Convert to fraction form
    20,058.70/27,673.79 = 12,098.02/x
  3. Step 3: Cross multiply
    20,058.70x = 27,673.79 × 12,098.02
  4. Step 4: Simplify right side
    20,058.70x = 334,798,064.90
  5. Step 5: Solve for x
    x = 334,798,064.90/20,058.70
  6. Step 6: Final answer
    x = 16,690.92

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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.