Home / 13,593.78-20,386.96-3,730.71

Finding the Fourth Proportional to 13,593.78, 20,386.96 and 3,730.71

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Solution

The fourth proportional to 13,593.78, 20,386.96 and 3,730.71 is: 5,595.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,593.78 : 20,386.96 = 3,730.71 : x
  2. Step 2: Convert to fraction form
    13,593.78/20,386.96 = 3,730.71/x
  3. Step 3: Cross multiply
    13,593.78x = 20,386.96 × 3,730.71
  4. Step 4: Simplify right side
    13,593.78x = 76,057,902.67
  5. Step 5: Solve for x
    x = 76,057,902.67/13,593.78
  6. Step 6: Final answer
    x = 5,595.05

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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.