Home / 18,352.36-25,325.58-9,968.68

Finding the Fourth Proportional to 18,352.36, 25,325.58 and 9,968.68

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Solution

The fourth proportional to 18,352.36, 25,325.58 and 9,968.68 is: 13,756.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,352.36 : 25,325.58 = 9,968.68 : x
  2. Step 2: Convert to fraction form
    18,352.36/25,325.58 = 9,968.68/x
  3. Step 3: Cross multiply
    18,352.36x = 25,325.58 × 9,968.68
  4. Step 4: Simplify right side
    18,352.36x = 252,462,602.83
  5. Step 5: Solve for x
    x = 252,462,602.83/18,352.36
  6. Step 6: Final answer
    x = 13,756.41

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1.5x scale

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.