Home / 39,873.64-55,026.87-22,881.00

Finding the Fourth Proportional to 39,873.64, 55,026.87 and 22,881.00

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Solution

The fourth proportional to 39,873.64, 55,026.87 and 22,881.00 is: 31,576.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,873.64 : 55,026.87 = 22,881.00 : x
  2. Step 2: Convert to fraction form
    39,873.64/55,026.87 = 22,881.00/x
  3. Step 3: Cross multiply
    39,873.64x = 55,026.87 × 22,881.00
  4. Step 4: Simplify right side
    39,873.64x = 1,259,069,537.34
  5. Step 5: Solve for x
    x = 1,259,069,537.34/39,873.64
  6. Step 6: Final answer
    x = 31,576.49

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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.