Home / 13,462.69-20,192.46-3,602.74

Finding the Fourth Proportional to 13,462.69, 20,192.46 and 3,602.74

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Solution

The fourth proportional to 13,462.69, 20,192.46 and 3,602.74 is: 5,403.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,462.69 : 20,192.46 = 3,602.74 : x
  2. Step 2: Convert to fraction form
    13,462.69/20,192.46 = 3,602.74/x
  3. Step 3: Cross multiply
    13,462.69x = 20,192.46 × 3,602.74
  4. Step 4: Simplify right side
    13,462.69x = 72,748,183.34
  5. Step 5: Solve for x
    x = 72,748,183.34/13,462.69
  6. Step 6: Final answer
    x = 5,403.69

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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.