Home / 13,353.08-20,029.65-5,030.85

Finding the Fourth Proportional to 13,353.08, 20,029.65 and 5,030.85

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Solution

The fourth proportional to 13,353.08, 20,029.65 and 5,030.85 is: 7,546.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,353.08 : 20,029.65 = 5,030.85 : x
  2. Step 2: Convert to fraction form
    13,353.08/20,029.65 = 5,030.85/x
  3. Step 3: Cross multiply
    13,353.08x = 20,029.65 × 5,030.85
  4. Step 4: Simplify right side
    13,353.08x = 100,766,164.70
  5. Step 5: Solve for x
    x = 100,766,164.70/13,353.08
  6. Step 6: Final answer
    x = 7,546.29

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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.