Home / 25,942.02-38,933.86-13,465.68

Finding the Fourth Proportional to 25,942.02, 38,933.86 and 13,465.68

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Solution

The fourth proportional to 25,942.02, 38,933.86 and 13,465.68 is: 20,209.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,942.02 : 38,933.86 = 13,465.68 : x
  2. Step 2: Convert to fraction form
    25,942.02/38,933.86 = 13,465.68/x
  3. Step 3: Cross multiply
    25,942.02x = 38,933.86 × 13,465.68
  4. Step 4: Simplify right side
    25,942.02x = 524,270,899.92
  5. Step 5: Solve for x
    x = 524,270,899.92/25,942.02
  6. Step 6: Final answer
    x = 20,209.33

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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.