Home / 25,145.60-34,706.64-16,648.04

Finding the Fourth Proportional to 25,145.60, 34,706.64 and 16,648.04

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Solution

The fourth proportional to 25,145.60, 34,706.64 and 16,648.04 is: 22,978.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,145.60 : 34,706.64 = 16,648.04 : x
  2. Step 2: Convert to fraction form
    25,145.60/34,706.64 = 16,648.04/x
  3. Step 3: Cross multiply
    25,145.60x = 34,706.64 × 16,648.04
  4. Step 4: Simplify right side
    25,145.60x = 577,797,530.99
  5. Step 5: Solve for x
    x = 577,797,530.99/25,145.60
  6. Step 6: Final answer
    x = 22,978.08

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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.