Home / 13,462.07-20,191.68-3,602.35

Finding the Fourth Proportional to 13,462.07, 20,191.68 and 3,602.35

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Solution

The fourth proportional to 13,462.07, 20,191.68 and 3,602.35 is: 5,403.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,462.07 : 20,191.68 = 3,602.35 : x
  2. Step 2: Convert to fraction form
    13,462.07/20,191.68 = 3,602.35/x
  3. Step 3: Cross multiply
    13,462.07x = 20,191.68 × 3,602.35
  4. Step 4: Simplify right side
    13,462.07x = 72,737,410.11
  5. Step 5: Solve for x
    x = 72,737,410.11/13,462.07
  6. Step 6: Final answer
    x = 5,403.14

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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.