Home / 13,201.79-19,800.60-4,317.05

Finding the Fourth Proportional to 13,201.79, 19,800.60 and 4,317.05

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Solution

The fourth proportional to 13,201.79, 19,800.60 and 4,317.05 is: 6,474.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,201.79 : 19,800.60 = 4,317.05 : x
  2. Step 2: Convert to fraction form
    13,201.79/19,800.60 = 4,317.05/x
  3. Step 3: Cross multiply
    13,201.79x = 19,800.60 × 4,317.05
  4. Step 4: Simplify right side
    13,201.79x = 85,480,081.23
  5. Step 5: Solve for x
    x = 85,480,081.23/13,201.79
  6. Step 6: Final answer
    x = 6,474.89

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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.