Home / 13,866.83-20,801.28-4,006.18

Finding the Fourth Proportional to 13,866.83, 20,801.28 and 4,006.18

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Solution

The fourth proportional to 13,866.83, 20,801.28 and 4,006.18 is: 6,009.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,866.83 : 20,801.28 = 4,006.18 : x
  2. Step 2: Convert to fraction form
    13,866.83/20,801.28 = 4,006.18/x
  3. Step 3: Cross multiply
    13,866.83x = 20,801.28 × 4,006.18
  4. Step 4: Simplify right side
    13,866.83x = 83,333,567.90
  5. Step 5: Solve for x
    x = 83,333,567.90/13,866.83
  6. Step 6: Final answer
    x = 6,009.56

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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.