Home / 25,743.54-35,532-16,775.40

Finding the Fourth Proportional to 25,743.54, 35,532 and 16,775.40

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Solution

The fourth proportional to 25,743.54, 35,532 and 16,775.40 is: 23,153.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,743.54 : 35,532 = 16,775.40 : x
  2. Step 2: Convert to fraction form
    25,743.54/35,532 = 16,775.40/x
  3. Step 3: Cross multiply
    25,743.54x = 35,532 × 16,775.40
  4. Step 4: Simplify right side
    25,743.54x = 596,063,512.80
  5. Step 5: Solve for x
    x = 596,063,512.80/25,743.54
  6. Step 6: Final answer
    x = 23,153.91

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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.