Home / 23,468.84-32,387.28-12,858.92

Finding the Fourth Proportional to 23,468.84, 32,387.28 and 12,858.92

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Solution

The fourth proportional to 23,468.84, 32,387.28 and 12,858.92 is: 17,745.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,468.84 : 32,387.28 = 12,858.92 : x
  2. Step 2: Convert to fraction form
    23,468.84/32,387.28 = 12,858.92/x
  3. Step 3: Cross multiply
    23,468.84x = 32,387.28 × 12,858.92
  4. Step 4: Simplify right side
    23,468.84x = 416,465,442.54
  5. Step 5: Solve for x
    x = 416,465,442.54/23,468.84
  6. Step 6: Final answer
    x = 17,745.46

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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.