Home / 39,590.70-59,331.06-18,508.02

Finding the Fourth Proportional to 39,590.70, 59,331.06 and 18,508.02

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Solution

The fourth proportional to 39,590.70, 59,331.06 and 18,508.02 is: 27,736.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,590.70 : 59,331.06 = 18,508.02 : x
  2. Step 2: Convert to fraction form
    39,590.70/59,331.06 = 18,508.02/x
  3. Step 3: Cross multiply
    39,590.70x = 59,331.06 × 18,508.02
  4. Step 4: Simplify right side
    39,590.70x = 1,098,100,445.10
  5. Step 5: Solve for x
    x = 1,098,100,445.10/39,590.70
  6. Step 6: Final answer
    x = 27,736.32

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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.