Home / 36,355.92-54,541.56-11,730

Finding the Fourth Proportional to 36,355.92, 54,541.56 and 11,730

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Solution

The fourth proportional to 36,355.92, 54,541.56 and 11,730 is: 17,597.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,355.92 : 54,541.56 = 11,730 : x
  2. Step 2: Convert to fraction form
    36,355.92/54,541.56 = 11,730/x
  3. Step 3: Cross multiply
    36,355.92x = 54,541.56 × 11,730
  4. Step 4: Simplify right side
    36,355.92x = 639,772,498.80
  5. Step 5: Solve for x
    x = 639,772,498.80/36,355.92
  6. Step 6: Final answer
    x = 17,597.48

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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.