Home / 40,296.78-60,429.38-23,661

Finding the Fourth Proportional to 40,296.78, 60,429.38 and 23,661

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Solution

The fourth proportional to 40,296.78, 60,429.38 and 23,661 is: 35,482.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,296.78 : 60,429.38 = 23,661 : x
  2. Step 2: Convert to fraction form
    40,296.78/60,429.38 = 23,661/x
  3. Step 3: Cross multiply
    40,296.78x = 60,429.38 × 23,661
  4. Step 4: Simplify right side
    40,296.78x = 1,429,819,441.88
  5. Step 5: Solve for x
    x = 1,429,819,441.88/40,296.78
  6. Step 6: Final answer
    x = 35,482.23

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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.