Home / 13,682.86-20,516.04-5,352.93

Finding the Fourth Proportional to 13,682.86, 20,516.04 and 5,352.93

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Solution

The fourth proportional to 13,682.86, 20,516.04 and 5,352.93 is: 8,026.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,682.86 : 20,516.04 = 5,352.93 : x
  2. Step 2: Convert to fraction form
    13,682.86/20,516.04 = 5,352.93/x
  3. Step 3: Cross multiply
    13,682.86x = 20,516.04 × 5,352.93
  4. Step 4: Simplify right side
    13,682.86x = 109,820,926.00
  5. Step 5: Solve for x
    x = 109,820,926.00/13,682.86
  6. Step 6: Final answer
    x = 8,026.17

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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.