Home / 35,901.32-49,541.91-19,985.36

Finding the Fourth Proportional to 35,901.32, 49,541.91 and 19,985.36

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Solution

The fourth proportional to 35,901.32, 49,541.91 and 19,985.36 is: 27,578.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,901.32 : 49,541.91 = 19,985.36 : x
  2. Step 2: Convert to fraction form
    35,901.32/49,541.91 = 19,985.36/x
  3. Step 3: Cross multiply
    35,901.32x = 49,541.91 × 19,985.36
  4. Step 4: Simplify right side
    35,901.32x = 990,112,906.44
  5. Step 5: Solve for x
    x = 990,112,906.44/35,901.32
  6. Step 6: Final answer
    x = 27,578.73

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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.