Home / 38,616.36-57,936.30-18,892.08

Finding the Fourth Proportional to 38,616.36, 57,936.30 and 18,892.08

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Solution

The fourth proportional to 38,616.36, 57,936.30 and 18,892.08 is: 28,343.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,616.36 : 57,936.30 = 18,892.08 : x
  2. Step 2: Convert to fraction form
    38,616.36/57,936.30 = 18,892.08/x
  3. Step 3: Cross multiply
    38,616.36x = 57,936.30 × 18,892.08
  4. Step 4: Simplify right side
    38,616.36x = 1,094,537,214.50
  5. Step 5: Solve for x
    x = 1,094,537,214.50/38,616.36
  6. Step 6: Final answer
    x = 28,343.87

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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.