Home / 39,832.13-54,968.36-21,927.01

Finding the Fourth Proportional to 39,832.13, 54,968.36 and 21,927.01

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Solution

The fourth proportional to 39,832.13, 54,968.36 and 21,927.01 is: 30,259.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,832.13 : 54,968.36 = 21,927.01 : x
  2. Step 2: Convert to fraction form
    39,832.13/54,968.36 = 21,927.01/x
  3. Step 3: Cross multiply
    39,832.13x = 54,968.36 × 21,927.01
  4. Step 4: Simplify right side
    39,832.13x = 1,205,291,532.35
  5. Step 5: Solve for x
    x = 1,205,291,532.35/39,832.13
  6. Step 6: Final answer
    x = 30,259.28

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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.