Home / 13,889.10-20,829.33-4,652.94

Finding the Fourth Proportional to 13,889.10, 20,829.33 and 4,652.94

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Solution

The fourth proportional to 13,889.10, 20,829.33 and 4,652.94 is: 6,977.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,889.10 : 20,829.33 = 4,652.94 : x
  2. Step 2: Convert to fraction form
    13,889.10/20,829.33 = 4,652.94/x
  3. Step 3: Cross multiply
    13,889.10x = 20,829.33 × 4,652.94
  4. Step 4: Simplify right side
    13,889.10x = 96,917,599.47
  5. Step 5: Solve for x
    x = 96,917,599.47/13,889.10
  6. Step 6: Final answer
    x = 6,977.96

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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.