Home / 37,976.13-56,959.29-11,680.29

Finding the Fourth Proportional to 37,976.13, 56,959.29 and 11,680.29

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Solution

The fourth proportional to 37,976.13, 56,959.29 and 11,680.29 is: 17,518.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,976.13 : 56,959.29 = 11,680.29 : x
  2. Step 2: Convert to fraction form
    37,976.13/56,959.29 = 11,680.29/x
  3. Step 3: Cross multiply
    37,976.13x = 56,959.29 × 11,680.29
  4. Step 4: Simplify right side
    37,976.13x = 665,301,025.39
  5. Step 5: Solve for x
    x = 665,301,025.39/37,976.13
  6. Step 6: Final answer
    x = 17,518.93

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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.