Home / 18,852.64-28,267.34-6,371.48

Finding the Fourth Proportional to 18,852.64, 28,267.34 and 6,371.48

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Solution

The fourth proportional to 18,852.64, 28,267.34 and 6,371.48 is: 9,553.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,852.64 : 28,267.34 = 6,371.48 : x
  2. Step 2: Convert to fraction form
    18,852.64/28,267.34 = 6,371.48/x
  3. Step 3: Cross multiply
    18,852.64x = 28,267.34 × 6,371.48
  4. Step 4: Simplify right side
    18,852.64x = 180,104,830.27
  5. Step 5: Solve for x
    x = 180,104,830.27/18,852.64
  6. Step 6: Final answer
    x = 9,553.30

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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.