Home / 16,800.07-25,203.86-5,114.20

Finding the Fourth Proportional to 16,800.07, 25,203.86 and 5,114.20

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Solution

The fourth proportional to 16,800.07, 25,203.86 and 5,114.20 is: 7,672.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,800.07 : 25,203.86 = 5,114.20 : x
  2. Step 2: Convert to fraction form
    16,800.07/25,203.86 = 5,114.20/x
  3. Step 3: Cross multiply
    16,800.07x = 25,203.86 × 5,114.20
  4. Step 4: Simplify right side
    16,800.07x = 128,897,511.41
  5. Step 5: Solve for x
    x = 128,897,511.41/16,800.07
  6. Step 6: Final answer
    x = 7,672.44

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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.