Home / 34,055.28-51,055.32-15,321.60

Finding the Fourth Proportional to 34,055.28, 51,055.32 and 15,321.60

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Solution

The fourth proportional to 34,055.28, 51,055.32 and 15,321.60 is: 22,969.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,055.28 : 51,055.32 = 15,321.60 : x
  2. Step 2: Convert to fraction form
    34,055.28/51,055.32 = 15,321.60/x
  3. Step 3: Cross multiply
    34,055.28x = 51,055.32 × 15,321.60
  4. Step 4: Simplify right side
    34,055.28x = 782,249,190.91
  5. Step 5: Solve for x
    x = 782,249,190.91/34,055.28
  6. Step 6: Final answer
    x = 22,969.98

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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.