Home / 53,131.37-79,642.37-23,563.13

Finding the Fourth Proportional to 53,131.37, 79,642.37 and 23,563.13

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Solution

The fourth proportional to 53,131.37, 79,642.37 and 23,563.13 is: 35,320.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,131.37 : 79,642.37 = 23,563.13 : x
  2. Step 2: Convert to fraction form
    53,131.37/79,642.37 = 23,563.13/x
  3. Step 3: Cross multiply
    53,131.37x = 79,642.37 × 23,563.13
  4. Step 4: Simplify right side
    53,131.37x = 1,876,623,178.51
  5. Step 5: Solve for x
    x = 1,876,623,178.51/53,131.37
  6. Step 6: Final answer
    x = 35,320.44

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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.