Home / 40,936.07-56,491.16-23,031.09

Finding the Fourth Proportional to 40,936.07, 56,491.16 and 23,031.09

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Solution

The fourth proportional to 40,936.07, 56,491.16 and 23,031.09 is: 31,782.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,936.07 : 56,491.16 = 23,031.09 : x
  2. Step 2: Convert to fraction form
    40,936.07/56,491.16 = 23,031.09/x
  3. Step 3: Cross multiply
    40,936.07x = 56,491.16 × 23,031.09
  4. Step 4: Simplify right side
    40,936.07x = 1,301,052,875.01
  5. Step 5: Solve for x
    x = 1,301,052,875.01/40,936.07
  6. Step 6: Final answer
    x = 31,782.56

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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.