Home / 16,862.40-25,293.60-15,998.40

Finding the Fourth Proportional to 16,862.40, 25,293.60 and 15,998.40

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Solution

The fourth proportional to 16,862.40, 25,293.60 and 15,998.40 is: 23,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,862.40 : 25,293.60 = 15,998.40 : x
  2. Step 2: Convert to fraction form
    16,862.40/25,293.60 = 15,998.40/x
  3. Step 3: Cross multiply
    16,862.40x = 25,293.60 × 15,998.40
  4. Step 4: Simplify right side
    16,862.40x = 404,657,130.24
  5. Step 5: Solve for x
    x = 404,657,130.24/16,862.40
  6. Step 6: Final answer
    x = 23,997.60

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1.5x scale

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.