Home / 40,043.64-60,101.88-21,339.36

Finding the Fourth Proportional to 40,043.64, 60,101.88 and 21,339.36

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Solution

The fourth proportional to 40,043.64, 60,101.88 and 21,339.36 is: 32,028.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,043.64 : 60,101.88 = 21,339.36 : x
  2. Step 2: Convert to fraction form
    40,043.64/60,101.88 = 21,339.36/x
  3. Step 3: Cross multiply
    40,043.64x = 60,101.88 × 21,339.36
  4. Step 4: Simplify right side
    40,043.64x = 1,282,535,654.00
  5. Step 5: Solve for x
    x = 1,282,535,654.00/40,043.64
  6. Step 6: Final answer
    x = 32,028.45

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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.